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152038140 = 223517149057
BaseRepresentation
bin10010000111111…
…10101011111100
3101121002100010020
421003332223330
5302410210030
623030412140
73524205612
oct1103765374
9347070106
10152038140
1178904561
1242b01050
13256637c7
14162996b2
15d533510
hex90feafc

152038140 has 48 divisors (see below), whose sum is σ = 450751392. Its totient is φ = 38158336.

The previous prime is 152038129. The next prime is 152038181. The reversal of 152038140 is 41830251.

It is a self number, because there is not a number n which added to its sum of digits gives 152038140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73509 + ... + 75548.

It is an arithmetic number, because the mean of its divisors is an integer number (9390654).

Almost surely, 2152038140 is an apocalyptic number.

152038140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152038140 is an abundant number, since it is smaller than the sum of its proper divisors (298713252).

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

152038140 is a wasteful number, since it uses less digits than its factorization.

152038140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149086 (or 149084 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 152038140 is about 12330.3746901706. The cubic root of 152038140 is about 533.7249632215.

Adding to 152038140 its reverse (41830251), we get a palindrome (193868391).

The spelling of 152038140 in words is "one hundred fifty-two million, thirty-eight thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 149057 298114 447171 596228 745285 894342 1490570 1788684 2235855 2533969 2981140 4471710 5067938 7601907 8943420 10135876 12669845 15203814 25339690 30407628 38009535 50679380 76019070 152038140