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152479923 = 3375032731
BaseRepresentation
bin10010001011010…
…10100010110011
3101121220210010120
421011222202303
5303013324143
623044101323
73531025611
oct1105524263
9347823116
10152479923
1179086472
1243094843
132578990b
14163726b1
15d5be383
hex916a8b3

152479923 has 16 divisors (see below), whose sum is σ = 209293056. Its totient is φ = 98673120.

The previous prime is 152479889. The next prime is 152479927. The reversal of 152479923 is 329974251.

It is not a de Polignac number, because 152479923 - 213 = 152471731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152479927) 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, 54468 + ... + 57198.

It is an arithmetic number, because the mean of its divisors is an integer number (13080816).

Almost surely, 2152479923 is an apocalyptic number.

152479923 is a deficient number, since it is larger than the sum of its proper divisors (56813133).

152479923 is a wasteful number, since it uses less digits than its factorization.

152479923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274.

The product of its digits is 136080, while the sum is 42.

The square root of 152479923 is about 12348.2761145028. The cubic root of 152479923 is about 534.2414182844.

The spelling of 152479923 in words is "one hundred fifty-two million, four hundred seventy-nine thousand, nine hundred twenty-three".

Divisors: 1 3 37 111 503 1509 2731 8193 18611 55833 101047 303141 1373693 4121079 50826641 152479923