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152087264169 = 31719156952801
BaseRepresentation
bin1000110110100100011…
…0110111101110101001
3112112120020000112000220
42031221012313232221
54442433314423134
6153511245520253
713662602262351
oct2155106675651
9475506015026
10152087264169
1159555328665
1225585873089
1311459b2b409
14750aa83b61
153e51e7d149
hex23691b7ba9

152087264169 has 16 divisors (see below), whose sum is σ = 226012034880. Its totient is φ = 90404812800.

The previous prime is 152087264167. The next prime is 152087264269. The reversal of 152087264169 is 961462780251.

It is not a de Polignac number, because 152087264169 - 21 = 152087264167 is a prime.

It is a super-2 number, since 2×1520872641692 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (152087264167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78475432 + ... + 78477369.

It is an arithmetic number, because the mean of its divisors is an integer number (14125752180).

Almost surely, 2152087264169 is an apocalyptic number.

152087264169 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

152087264169 is a deficient number, since it is larger than the sum of its proper divisors (73924770711).

152087264169 is a wasteful number, since it uses less digits than its factorization.

152087264169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156952840.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 152087264169 in words is "one hundred fifty-two billion, eighty-seven million, two hundred sixty-four thousand, one hundred sixty-nine".

Divisors: 1 3 17 19 51 57 323 969 156952801 470858403 2668197617 2982103219 8004592851 8946309657 50695754723 152087264169