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152680254 = 23229111121
BaseRepresentation
bin10010001100110…
…11011100111110
3101122021221221020
421012123130332
5303041232004
623052245010
73532521636
oct1106333476
9348257836
10152680254
1179202a31
1243170766
1325829b5c
14163c56c6
15d60d8d9
hex919b73e

152680254 has 16 divisors (see below), whose sum is σ = 306696720. Its totient is φ = 50670720.

The previous prime is 152680237. The next prime is 152680267. The reversal of 152680254 is 452086251.

It is a super-2 number, since 2×1526802542 = 46622519923009032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54187 + ... + 56934.

It is an arithmetic number, because the mean of its divisors is an integer number (19168545).

Almost surely, 2152680254 is an apocalyptic number.

152680254 is an abundant number, since it is smaller than the sum of its proper divisors (154016466).

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

152680254 is a wasteful number, since it uses less digits than its factorization.

152680254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111355.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 152680254 is about 12356.3851510059. The cubic root of 152680254 is about 534.4752813817.

The spelling of 152680254 in words is "one hundred fifty-two million, six hundred eighty thousand, two hundred fifty-four".

Divisors: 1 2 3 6 229 458 687 1374 111121 222242 333363 666726 25446709 50893418 76340127 152680254