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157155352 = 2349140009
BaseRepresentation
bin10010101111000…
…00000000011000
3101221201022121121
421113200000120
5310212432402
623332215024
73615540604
oct1127400030
9357638547
10157155352
118078a162
124476a474
1326735a43
1416c2c504
15dbe4837
hex95e0018

157155352 has 16 divisors (see below), whose sum is σ = 295273800. Its totient is φ = 78415680.

The previous prime is 157155347. The next prime is 157155353. The reversal of 157155352 is 253551751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157155353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16077 + ... + 23932.

Almost surely, 2157155352 is an apocalyptic number.

It is an amenable number.

157155352 is a deficient number, since it is larger than the sum of its proper divisors (138118448).

157155352 is a wasteful number, since it uses less digits than its factorization.

157155352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40506 (or 40502 counting only the distinct ones).

The product of its digits is 26250, while the sum is 34.

The square root of 157155352 is about 12536.1617730468. The cubic root of 157155352 is about 539.6469480086.

The spelling of 157155352 in words is "one hundred fifty-seven million, one hundred fifty-five thousand, three hundred fifty-two".

Divisors: 1 2 4 8 491 982 1964 3928 40009 80018 160036 320072 19644419 39288838 78577676 157155352