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157141080 = 23335145501
BaseRepresentation
bin10010101110111…
…00100001011000
3101221200121001000
421113130201120
5310212003310
623332025000
73615451155
oct1127344130
9357617030
10157141080
118077a468
1244762160
132672c3b5
1416c2722c
15dbe04c0
hex95dc858

157141080 has 64 divisors (see below), whose sum is σ = 523807200. Its totient is φ = 41904000.

The previous prime is 157141051. The next prime is 157141097. The reversal of 157141080 is 80141751.

157141080 is a `hidden beast` number, since 1 + 571 + 4 + 10 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 15 ways as a sum of consecutive naturals, for example, 71671 + ... + 73830.

Almost surely, 2157141080 is an apocalyptic number.

157141080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157141080 is an abundant number, since it is smaller than the sum of its proper divisors (366666120).

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

157141080 is a wasteful number, since it uses less digits than its factorization.

157141080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145521 (or 145511 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 157141080 is about 12535.5925268812. The cubic root of 157141080 is about 539.6306115740.

The spelling of 157141080 in words is "one hundred fifty-seven million, one hundred forty-one thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 145501 291002 436503 582004 727505 873006 1164008 1309509 1455010 1746012 2182515 2619018 2910020 3492024 3928527 4365030 5238036 5820040 6547545 7857054 8730060 10476072 13095090 15714108 17460120 19642635 26190180 31428216 39285270 52380360 78570540 157141080