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153168612 = 22312764051
BaseRepresentation
bin10010010000100…
…10101011100100
3101200012202211120
421020102223210
5303202343422
623110533540
73536624502
oct1110225344
9350182746
10153168612
1179506933
12433672b0
132596b21c
14164b1672
15d6a845c
hex9212ae4

153168612 has 12 divisors (see below), whose sum is σ = 357393456. Its totient is φ = 51056200.

The previous prime is 153168611. The next prime is 153168649. The reversal of 153168612 is 216861351.

153168612 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

153168612 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (153168611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6382014 + ... + 6382037.

It is an arithmetic number, because the mean of its divisors is an integer number (29782788).

Almost surely, 2153168612 is an apocalyptic number.

153168612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153168612 is an abundant number, since it is smaller than the sum of its proper divisors (204224844).

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

153168612 is a wasteful number, since it uses less digits than its factorization.

153168612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12764058 (or 12764056 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 153168612 is about 12376.1307362196. The cubic root of 153168612 is about 535.0445265296.

The spelling of 153168612 in words is "one hundred fifty-three million, one hundred sixty-eight thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 12764051 25528102 38292153 51056204 76584306 153168612