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5258220 = 22351131257
BaseRepresentation
bin10100000011101111101100
3100220010220220
4110003233230
52321230340
6304411340
762460042
oct24035754
910803826
105258220
112a71640
121916b50
131121496
149ac392
156dced0
hex503bec

5258220 has 96 divisors (see below), whose sum is σ = 16644096. Its totient is φ = 1228800.

The previous prime is 5258179. The next prime is 5258221. The reversal of 5258220 is 228525.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5258221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20332 + ... + 20588.

It is an arithmetic number, because the mean of its divisors is an integer number (173376).

Almost surely, 25258220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5258220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8322048).

5258220 is an abundant number, since it is smaller than the sum of its proper divisors (11385876).

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

5258220 is a wasteful number, since it uses less digits than its factorization.

5258220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5258220 is about 2293.0808969594. The cubic root of 5258220 is about 173.8919926876.

The spelling of 5258220 in words is "five million, two hundred fifty-eight thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 31 33 44 55 60 62 66 93 110 124 132 155 165 186 220 257 310 330 341 372 465 514 620 660 682 771 930 1023 1028 1285 1364 1542 1705 1860 2046 2570 2827 3084 3410 3855 4092 5115 5140 5654 6820 7710 7967 8481 10230 11308 14135 15420 15934 16962 20460 23901 28270 31868 33924 39835 42405 47802 56540 79670 84810 87637 95604 119505 159340 169620 175274 239010 262911 350548 438185 478020 525822 876370 1051644 1314555 1752740 2629110 5258220