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230412388137 = 3233553193983
BaseRepresentation
bin1101011010010110100…
…1100000011100101001
3211000201211120002001020
43112211221200130221
512233341032410022
6253503333043053
722434555661431
oct3264551403451
9730654502036
10230412388137
1189798871578
12387a4786489
131895cc72409
14b21b1d72c1
155ed83ac35c
hex35a5a60729

230412388137 has 16 divisors (see below), whose sum is σ = 320586190848. Its totient is φ = 146923940240.

The previous prime is 230412388121. The next prime is 230412388163. The reversal of 230412388137 is 731883214032.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 230412388137 - 24 = 230412388121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230412388177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404648 + ... + 2498630.

It is an arithmetic number, because the mean of its divisors is an integer number (20036636928).

Almost surely, 2230412388137 is an apocalyptic number.

It is an amenable number.

230412388137 is a deficient number, since it is larger than the sum of its proper divisors (90173802711).

230412388137 is a wasteful number, since it uses less digits than its factorization.

230412388137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129540.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 230412388137 in words is "two hundred thirty billion, four hundred twelve million, three hundred eighty-eight thousand, one hundred thirty-seven".

Divisors: 1 3 23 69 35531 93983 106593 281949 817213 2161609 2451639 6484827 3339309973 10017929919 76804129379 230412388137