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230662156 = 22103955501
BaseRepresentation
bin11011011111110…
…10000000001100
3121002000211222211
431233322000030
5433022142111
634515520204
75500411264
oct1557720014
9532024884
10230662156
1110922598a
12652b9064
1338a317aa
14228c47a4
15153b4521
hexdbfa00c

230662156 has 12 divisors (see below), whose sum is σ = 404054560. Its totient is φ = 115218000.

The previous prime is 230662151. The next prime is 230662163. The reversal of 230662156 is 651266032.

230662156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (230662151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23595 + ... + 31906.

Almost surely, 2230662156 is an apocalyptic number.

It is an amenable number.

230662156 is a deficient number, since it is larger than the sum of its proper divisors (173392404).

230662156 is a wasteful number, since it uses less digits than its factorization.

230662156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56544 (or 56542 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 230662156 is about 15187.5658352483. The cubic root of 230662156 is about 613.2799723845.

The spelling of 230662156 in words is "two hundred thirty million, six hundred sixty-two thousand, one hundred fifty-six".

Divisors: 1 2 4 1039 2078 4156 55501 111002 222004 57665539 115331078 230662156