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152136688 = 2411278583
BaseRepresentation
bin10010001000101…
…10101111110000
3101121021100022011
421010112233300
5302421333223
623032452304
73525066124
oct1104265760
9347240264
10152136688
1178971600
1242b4a094
1325699612
14162c3584
15d55280d
hex9116bf0

152136688 has 30 divisors (see below), whose sum is σ = 324001832. Its totient is φ = 69152160.

The previous prime is 152136619. The next prime is 152136713. The reversal of 152136688 is 886631251.

It is a self number, because there is not a number n which added to its sum of digits gives 152136688.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 37356 + ... + 41227.

Almost surely, 2152136688 is an apocalyptic number.

It is an amenable number.

152136688 is an abundant number, since it is smaller than the sum of its proper divisors (171865144).

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

152136688 is a wasteful number, since it uses less digits than its factorization.

152136688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78613 (or 78596 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 152136688 is about 12334.3701906502. The cubic root of 152136688 is about 533.8402548353.

The spelling of 152136688 in words is "one hundred fifty-two million, one hundred thirty-six thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 11 16 22 44 88 121 176 242 484 968 1936 78583 157166 314332 628664 864413 1257328 1728826 3457652 6915304 9508543 13830608 19017086 38034172 76068344 152136688