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126960836 = 2283937831
BaseRepresentation
bin1111001000101…
…00010011000100
322211220021112012
413210110103010
5230000221321
620333113352
73101102132
oct744242304
9284807465
10126960836
1165736612
1236628858
13203c3372
1412c0c752
15b22d05b
hex79144c4

126960836 has 12 divisors (see below), whose sum is σ = 222452160. Its totient is φ = 63403080.

The previous prime is 126960833. The next prime is 126960839. The reversal of 126960836 is 638069621.

It is an interprime number because it is at equal distance from previous prime (126960833) and next prime (126960839).

It is a super-2 number, since 2×1269608362 = 32238107755637792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126960793 and 126960802.

It is not an unprimeable number, because it can be changed into a prime (126960833) by changing a digit.

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, 15560 + ... + 22271.

It is an arithmetic number, because the mean of its divisors is an integer number (18537680).

Almost surely, 2126960836 is an apocalyptic number.

It is an amenable number.

126960836 is a deficient number, since it is larger than the sum of its proper divisors (95491324).

126960836 is a wasteful number, since it uses less digits than its factorization.

126960836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38674 (or 38672 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 126960836 is about 11267.6899140862. The cubic root of 126960836 is about 502.6008952291.

The spelling of 126960836 in words is "one hundred twenty-six million, nine hundred sixty thousand, eight hundred thirty-six".

Divisors: 1 2 4 839 1678 3356 37831 75662 151324 31740209 63480418 126960836