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152071953 = 311217191297
BaseRepresentation
bin10010001000001…
…10111100010001
3101121011001111120
421010012330101
5302412300303
623031232453
73524406315
oct1104067421
9347131446
10152071953
1178927a00
1242b18729
1325676007
14162a7b45
15d53d553
hex9106f11

152071953 has 48 divisors (see below), whose sum is σ = 248592960. Its totient is φ = 82114560.

The previous prime is 152071901. The next prime is 152071967. The reversal of 152071953 is 359170251.

It is not a de Polignac number, because 152071953 - 26 = 152071889 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (152071973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116601 + ... + 117897.

It is an arithmetic number, because the mean of its divisors is an integer number (5179020).

Almost surely, 2152071953 is an apocalyptic number.

It is an amenable number.

152071953 is a deficient number, since it is larger than the sum of its proper divisors (96521007).

152071953 is a wasteful number, since it uses less digits than its factorization.

152071953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358 (or 1347 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 152071953 is about 12331.7457401619. The cubic root of 152071953 is about 533.7645267689.

The spelling of 152071953 in words is "one hundred fifty-two million, seventy-one thousand, nine hundred fifty-three".

Divisors: 1 3 11 17 19 33 51 57 121 187 209 323 363 561 627 969 1297 2057 2299 3553 3891 6171 6897 10659 14267 22049 24643 39083 42801 66147 73929 117249 156937 242539 271073 418931 470811 727617 813219 1256793 2667929 2981803 4608241 8003787 8945409 13824723 50690651 152071953