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152252253 = 32312292383
BaseRepresentation
bin10010001001100…
…10111101011101
3101121111012211100
421010302331131
5302434033003
623035143313
73526060056
oct1104627535
9347435740
10152252253
1178a4040a
1242ba4b39
132570a0ba
141631372d
15d576ba3
hex9132f5d

152252253 has 24 divisors (see below), whose sum is σ = 228101120. Its totient is φ = 97757280.

The previous prime is 152252251. The next prime is 152252257. The reversal of 152252253 is 352252251.

It is not a de Polignac number, because 152252253 - 21 = 152252251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152252251) 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, 62700 + ... + 65082.

Almost surely, 2152252253 is an apocalyptic number.

It is an amenable number.

152252253 is a deficient number, since it is larger than the sum of its proper divisors (75848867).

152252253 is a wasteful number, since it uses less digits than its factorization.

152252253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2649 (or 2646 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 152252253 is about 12339.0539750825. The cubic root of 152252253 is about 533.9753912827.

It can be divided in two parts, 152 and 252253, that added together give a triangular number (252405 = T710).

The spelling of 152252253 in words is "one hundred fifty-two million, two hundred fifty-two thousand, two hundred fifty-three".

Divisors: 1 3 9 31 93 229 279 687 2061 2383 7099 7149 21297 21447 63891 73873 221619 545707 664857 1637121 4911363 16916917 50750751 152252253