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23136850 = 25211233159
BaseRepresentation
bin101100001000…
…0101001010010
31121112110210101
41120100221102
521410334400
62143523014
7400442242
oct130205122
947473711
1023136850
1112073070
1278b946a
134a41159
143103b22
15207056a
hex1610a52

23136850 has 96 divisors (see below), whose sum is σ = 51425280. Its totient is φ = 7656000.

The previous prime is 23136829. The next prime is 23136853. The reversal of 23136850 is 5863132.

It is not an unprimeable number, because it can be changed into a prime (23136853) 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, 392121 + ... + 392179.

It is an arithmetic number, because the mean of its divisors is an integer number (535680).

Almost surely, 223136850 is an apocalyptic number.

23136850 is an abundant number, since it is smaller than the sum of its proper divisors (28288430).

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

23136850 is a wasteful number, since it uses less digits than its factorization.

23136850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 23136850 is about 4810.0779619461. The cubic root of 23136850 is about 284.9496166194.

Adding to 23136850 its reverse (5863132), we get a palindrome (28999982).

The spelling of 23136850 in words is "twenty-three million, one hundred thirty-six thousand, eight hundred fifty".

Divisors: 1 2 5 10 11 22 23 25 31 46 50 55 59 62 110 115 118 155 230 253 275 295 310 341 506 550 575 590 649 682 713 775 1150 1265 1298 1357 1426 1475 1550 1705 1829 2530 2714 2950 3245 3410 3565 3658 6325 6490 6785 7130 7843 8525 9145 12650 13570 14927 15686 16225 17050 17825 18290 20119 29854 32450 33925 35650 39215 40238 42067 45725 67850 74635 78430 84134 91450 100595 149270 196075 201190 210335 373175 392150 420670 462737 502975 746350 925474 1005950 1051675 2103350 2313685 4627370 11568425 23136850