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200100230 = 251123139569
BaseRepresentation
bin10111110110101…
…00100110000110
3111221112010220122
423323110212012
5402211201410
631504501542
74646552411
oct1373244606
9457463818
10200100230
11a2a512a0
125701a8b2
13325c0b05
141c80ab78
1512878e55
hexbed4986

200100230 has 64 divisors (see below), whose sum is σ = 413683200. Its totient is φ = 68977920.

The previous prime is 200100209. The next prime is 200100247. The reversal of 200100230 is 32001002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351386 + ... + 351954.

It is an arithmetic number, because the mean of its divisors is an integer number (6463800).

Almost surely, 2200100230 is an apocalyptic number.

200100230 is an abundant number, since it is smaller than the sum of its proper divisors (213582970).

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

200100230 is a wasteful number, since it uses less digits than its factorization.

200100230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 200100230 is about 14145.6788454991. The cubic root of 200100230 is about 584.9012227604.

Adding to 200100230 its reverse (32001002), we get a palindrome (232101232).

The spelling of 200100230 in words is "two hundred million, one hundred thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 139 230 253 278 506 569 695 1138 1265 1390 1529 2530 2845 3058 3197 5690 6259 6394 7645 12518 13087 15290 15985 26174 31295 31970 35167 62590 65435 70334 79091 130870 143957 158182 175835 287914 351670 395455 719785 790910 870001 1439570 1740002 1819093 3638186 4350005 8700010 9095465 18190930 20010023 40020046 100050115 200100230