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230165132 = 22107537769
BaseRepresentation
bin11011011100000…
…00101010001100
3121001002121012112
431232000222030
5432410241012
634501123152
75463241241
oct1556005214
9531077175
10230165132
11108a1651a
12650b94b8
13388b94b2
14227d55c8
1515317122
hexdb80a8c

230165132 has 12 divisors (see below), whose sum is σ = 406554120. Its totient is φ = 114006816.

The previous prime is 230165113. The next prime is 230165137. The reversal of 230165132 is 231561032.

It is a junction number, because it is equal to n+sod(n) for n = 230165098 and 230165107.

It is not an unprimeable number, because it can be changed into a prime (230165137) 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, 268457 + ... + 269312.

It is an arithmetic number, because the mean of its divisors is an integer number (33879510).

Almost surely, 2230165132 is an apocalyptic number.

It is an amenable number.

230165132 is a deficient number, since it is larger than the sum of its proper divisors (176388988).

230165132 is a wasteful number, since it uses less digits than its factorization.

230165132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537880 (or 537878 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 230165132 is about 15171.1941520765. The cubic root of 230165132 is about 612.8391630957.

The spelling of 230165132 in words is "two hundred thirty million, one hundred sixty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 107 214 428 537769 1075538 2151076 57541283 115082566 230165132