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230164356 = 22319180363
BaseRepresentation
bin11011011100000…
…00011110000100
3121001002120010210
431232000132010
5432410224411
634501115420
75463236052
oct1556003604
9531076123
10230164356
11108a15984
12650b8b70
13388b9036
14227d51d2
1515316ca6
hexdb80784

230164356 has 12 divisors (see below), whose sum is σ = 537050192. Its totient is φ = 76721448.

The previous prime is 230164339. The next prime is 230164379. The reversal of 230164356 is 653461032.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9590170 + ... + 9590193.

Almost surely, 2230164356 is an apocalyptic number.

It is an amenable number.

230164356 is an abundant number, since it is smaller than the sum of its proper divisors (306885836).

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

230164356 is a wasteful number, since it uses less digits than its factorization.

230164356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19180370 (or 19180368 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 230164356 is about 15171.1685772718. The cubic root of 230164356 is about 612.8384743674.

It can be divided in two parts, 23016 and 4356, that added together give a palindrome (27372).

The spelling of 230164356 in words is "two hundred thirty million, one hundred sixty-four thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 12 19180363 38360726 57541089 76721452 115082178 230164356