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126908960 = 255793181
BaseRepresentation
bin1111001000001…
…11101000100000
322211210122100212
413210013220200
5224442041320
620332033252
73100464653
oct744075040
9284718325
10126908960
1165700642
1236602828
13203a5879
1412bd789a
15b21c9c5
hex7907a20

126908960 has 24 divisors (see below), whose sum is σ = 299822796. Its totient is φ = 50763520.

The previous prime is 126908897. The next prime is 126908987. The reversal of 126908960 is 69809621.

It can be written as a sum of positive squares in 2 ways, for example, as 124634896 + 2274064 = 11164^2 + 1508^2 .

It is a super-2 number, since 2×1269089602 = 32211768256563200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396431 + ... + 396750.

Almost surely, 2126908960 is an apocalyptic number.

126908960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126908960 is an abundant number, since it is smaller than the sum of its proper divisors (172913836).

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

126908960 is an equidigital number, since it uses as much as digits as its factorization.

126908960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793196 (or 793188 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 126908960 is about 11265.3876986103. The cubic root of 126908960 is about 502.5324319224.

The spelling of 126908960 in words is "one hundred twenty-six million, nine hundred eight thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 793181 1586362 3172724 3965905 6345448 7931810 12690896 15863620 25381792 31727240 63454480 126908960