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212424402300 = 2235211193387949
BaseRepresentation
bin1100010111010101111…
…0110010010101111100
3202022022012222201100120
43011311132302111330
511440021121333200
6241330400054540
721230034425145
oct3056536622574
9668265881316
10212424402300
11820a8045580
1235204604450
131705438a406
14a3d2216acc
1557d40c89a0
hex31757b257c

212424402300 has 144 divisors (see below), whose sum is σ = 705777744000. Its totient is φ = 48786451200.

The previous prime is 212424402269. The next prime is 212424402301. The reversal of 212424402300 is 3204424212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212424402301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1631275 + ... + 1756674.

Almost surely, 2212424402300 is an apocalyptic number.

212424402300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212424402300 is an abundant number, since it is smaller than the sum of its proper divisors (493353341700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212424402300 is a wasteful number, since it uses less digits than its factorization.

212424402300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387996 (or 3387989 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 212424402300 its reverse (3204424212), we get a palindrome (215628826512).

The spelling of 212424402300 in words is "two hundred twelve billion, four hundred twenty-four million, four hundred two thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 11 12 15 19 20 22 25 30 33 38 44 50 55 57 60 66 75 76 95 100 110 114 132 150 165 190 209 220 228 275 285 300 330 380 418 475 550 570 627 660 825 836 950 1045 1100 1140 1254 1425 1650 1900 2090 2508 2850 3135 3300 4180 5225 5700 6270 10450 12540 15675 20900 31350 62700 3387949 6775898 10163847 13551796 16939745 20327694 33879490 37267439 40655388 50819235 64371031 67758980 74534878 84698725 101638470 111802317 128742062 149069756 169397450 186337195 193113093 203276940 223604634 254096175 257484124 321855155 338794900 372674390 386226186 447209268 508192350 559011585 643710310 708081341 745348780 772452372 931685975 965565465 1016384700 1118023170 1287420620 1416162682 1609275775 1863371950 1931130930 2124244023 2236046340 2795057925 2832325364 3218551550 3540406705 3726743900 3862261860 4248488046 4827827325 5590115850 6437103100 7080813410 8496976092 9655654650 10621220115 11180231700 14161626820 17702033525 19311309300 21242440230 35404067050 42484880460 53106100575 70808134100 106212201150 212424402300