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152390482 = 21731144583
BaseRepresentation
bin10010001010101…
…00101101010010
3101121202020102221
421011110231102
5303002443412
623042131254
73530204056
oct1105245522
9347666387
10152390482
1179025252
1243050b2a
1325757caa
141634bc66
15d5a2b07
hex9154b52

152390482 has 16 divisors (see below), whose sum is σ = 249841152. Its totient is φ = 69399360.

The previous prime is 152390473. The next prime is 152390489. The reversal of 152390482 is 284093251.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (152390489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71238 + ... + 73345.

It is an arithmetic number, because the mean of its divisors is an integer number (15615072).

Almost surely, 2152390482 is an apocalyptic number.

152390482 is a deficient number, since it is larger than the sum of its proper divisors (97450670).

152390482 is a wasteful number, since it uses less digits than its factorization.

152390482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144633.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 152390482 is about 12344.6539846202. The cubic root of 152390482 is about 534.1369401962.

The spelling of 152390482 in words is "one hundred fifty-two million, three hundred ninety thousand, four hundred eighty-two".

Divisors: 1 2 17 31 34 62 527 1054 144583 289166 2457911 4482073 4915822 8964146 76195241 152390482