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126696892 = 2274524889
BaseRepresentation
bin1111000110100…
…11110110111100
322211101212110111
413203103312330
5224413300032
620323315404
73065622460
oct743236674
9284355414
10126696892
1165576283
123651bb64
132033019a
1412b804a0
15b1c9c47
hex78d3dbc

126696892 has 12 divisors (see below), whose sum is σ = 253393840. Its totient is φ = 54298656.

The previous prime is 126696863. The next prime is 126696893. The reversal of 126696892 is 298696621.

126696892 is an admirable number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126696893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2262417 + ... + 2262472.

Almost surely, 2126696892 is an apocalyptic number.

It is an amenable number.

126696892 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

126696892 is a wasteful number, since it uses less digits than its factorization.

126696892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524900 (or 4524898 counting only the distinct ones).

The product of its digits is 559872, while the sum is 49.

The square root of 126696892 is about 11255.9713929985. The cubic root of 126696892 is about 502.2523611696.

The spelling of 126696892 in words is "one hundred twenty-six million, six hundred ninety-six thousand, eight hundred ninety-two".

Divisors: 1 2 4 7 14 28 4524889 9049778 18099556 31674223 63348446 126696892