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152052351 = 31123711321
BaseRepresentation
bin10010001000000…
…10001001111111
3101121010001121120
421010002021333
5302411133401
623031002023
73524265213
oct1104021177
9347101546
10152052351
1178914200
1242b09313
132566a109
14162a0943
15d537836
hex910227f

152052351 has 24 divisors (see below), whose sum is σ = 228885552. Its totient is φ = 89654400.

The previous prime is 152052349. The next prime is 152052361. The reversal of 152052351 is 153250251.

It is a happy number.

It is not a de Polignac number, because 152052351 - 21 = 152052349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152052311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7771 + ... + 19091.

It is an arithmetic number, because the mean of its divisors is an integer number (9536898).

Almost surely, 2152052351 is an apocalyptic number.

152052351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

152052351 is a deficient number, since it is larger than the sum of its proper divisors (76833201).

152052351 is a wasteful number, since it uses less digits than its factorization.

152052351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11383 (or 11372 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 152052351 is about 12330.9509365661. The cubic root of 152052351 is about 533.7415917884.

The spelling of 152052351 in words is "one hundred fifty-two million, fifty-two thousand, three hundred fifty-one".

Divisors: 1 3 11 33 37 111 121 363 407 1221 4477 11321 13431 33963 124531 373593 418877 1256631 1369841 4109523 4607647 13822941 50684117 152052351