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157055060 = 22530725579
BaseRepresentation
bin10010101110001…
…11100001010100
3101221112020001002
421113013201110
5310201230220
623330122432
73614642321
oct1127074124
9357466032
10157055060
1180720878
1244720418
13266cc1b6
1416c03b48
15dbc4c75
hex95c7854

157055060 has 24 divisors (see below), whose sum is σ = 330902880. Its totient is φ = 62614944.

The previous prime is 157055057. The next prime is 157055099. The reversal of 157055060 is 60550751.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6650 + ... + 18929.

It is an arithmetic number, because the mean of its divisors is an integer number (13787620).

Almost surely, 2157055060 is an apocalyptic number.

157055060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157055060 is an abundant number, since it is smaller than the sum of its proper divisors (173847820).

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

157055060 is a wasteful number, since it uses less digits than its factorization.

157055060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25895 (or 25893 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 157055060 is about 12532.1610267344. The cubic root of 157055060 is about 539.5321278892.

The spelling of 157055060 in words is "one hundred fifty-seven million, fifty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 307 614 1228 1535 3070 6140 25579 51158 102316 127895 255790 511580 7852753 15705506 31411012 39263765 78527530 157055060