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152015564 = 221729157491
BaseRepresentation
bin10010000111110…
…01001011001100
3101121001012011002
421003321023030
5302403444224
623030115432
73524053031
oct1103711314
9347035132
10152015564
11788995a8
1242aabb78
132565644c
1416291388
15d52b9ae
hex90f92cc

152015564 has 48 divisors (see below), whose sum is σ = 293842080. Its totient is φ = 68490240.

The previous prime is 152015557. The next prime is 152015569. The reversal of 152015564 is 465510251.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (152015569) 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 15 ways as a sum of consecutive naturals, for example, 309359 + ... + 309849.

It is an arithmetic number, because the mean of its divisors is an integer number (6121710).

Almost surely, 2152015564 is an apocalyptic number.

It is an amenable number.

152015564 is a deficient number, since it is larger than the sum of its proper divisors (141826516).

152015564 is a wasteful number, since it uses less digits than its factorization.

152015564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 152015564 is about 12329.4591933304. The cubic root of 152015564 is about 533.6985444750.

The spelling of 152015564 in words is "one hundred fifty-two million, fifteen thousand, five hundred sixty-four".

Divisors: 1 2 4 17 29 34 58 68 116 157 314 491 493 628 982 986 1964 1972 2669 4553 5338 8347 9106 10676 14239 16694 18212 28478 33388 56956 77087 77401 154174 154802 242063 308348 309604 484126 968252 1310479 2235523 2620958 4471046 5241916 8942092 38003891 76007782 152015564