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152142080 = 285118861
BaseRepresentation
bin10010001000110…
…00000100000000
3101121021121200212
421010120010000
5302422021310
623032533252
73525120626
oct1104300400
9347247625
10152142080
1178975662
1242b51228
132569bbcc
14162c5516
15d554205
hex9118100

152142080 has 36 divisors (see below), whose sum is σ = 364430892. Its totient is φ = 60856320.

The previous prime is 152142073. The next prime is 152142119. The reversal of 152142080 is 80241251.

It can be written as a sum of positive squares in 2 ways, for example, as 36192256 + 115949824 = 6016^2 + 10768^2 .

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58151 + ... + 60710.

Almost surely, 2152142080 is an apocalyptic number.

152142080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152142080 is an abundant number, since it is smaller than the sum of its proper divisors (212288812).

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

152142080 is an equidigital number, since it uses as much as digits as its factorization.

152142080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118882 (or 118868 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 152142080 is about 12334.5887649325. The cubic root of 152142080 is about 533.8465615162.

The spelling of 152142080 in words is "one hundred fifty-two million, one hundred forty-two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 118861 237722 475444 594305 950888 1188610 1901776 2377220 3803552 4754440 7607104 9508880 15214208 19017760 30428416 38035520 76071040 152142080