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230107692 = 2232921512
BaseRepresentation
bin11011011011100…
…10101000101100
3121000222200102010
431231302220230
5432401421232
634500001220
75462611623
oct1555625054
9530880363
10230107692
11108987351
1265090210
13388992c9
14227bc6ba
15153050cc
hexdb72a2c

230107692 has 54 divisors (see below), whose sum is σ = 559777764. Its totient is φ = 73567200.

The previous prime is 230107687. The next prime is 230107693. The reversal of 230107692 is 296701032.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (230107693) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1523817 + ... + 1523967.

Almost surely, 2230107692 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 230107692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279888882).

230107692 is an abundant number, since it is smaller than the sum of its proper divisors (329670072).

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

230107692 is a wasteful number, since it uses less digits than its factorization.

230107692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 230107692 is about 15169.3009726882. The cubic root of 230107692 is about 612.7881788163.

The spelling of 230107692 in words is "two hundred thirty million, one hundred seven thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 12 29 58 87 116 151 174 302 348 453 604 841 906 1682 1812 2523 3364 4379 5046 8758 10092 13137 17516 22801 26274 45602 52548 68403 91204 126991 136806 253982 273612 380973 507964 661229 761946 1322458 1523892 1983687 2644916 3967374 7934748 19175641 38351282 57526923 76702564 115053846 230107692