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152680136 = 2376740693
BaseRepresentation
bin10010001100110…
…11011011001000
3101122021221202212
421012123123020
5303041231021
623052244252
73532521410
oct1106333310
9348257685
10152680136
1179202934
1243170688
1325829a9b
14163c5640
15d60d85b
hex919b6c8

152680136 has 32 divisors (see below), whose sum is σ = 332063040. Its totient is φ = 64456128.

The previous prime is 152680127. The next prime is 152680139. The reversal of 152680136 is 631086251.

It is a happy number.

It is a super-3 number, since 3×1526801363 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (152680139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16595 + ... + 24098.

It is an arithmetic number, because the mean of its divisors is an integer number (10376970).

Almost surely, 2152680136 is an apocalyptic number.

It is an amenable number.

152680136 is an abundant number, since it is smaller than the sum of its proper divisors (179382904).

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

152680136 is a wasteful number, since it uses less digits than its factorization.

152680136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40773 (or 40769 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 152680136 is about 12356.3803761458. The cubic root of 152680136 is about 534.4751436907.

The spelling of 152680136 in words is "one hundred fifty-two million, six hundred eighty thousand, one hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 56 67 134 268 469 536 938 1876 3752 40693 81386 162772 284851 325544 569702 1139404 2278808 2726431 5452862 10905724 19085017 21811448 38170034 76340068 152680136