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56044970 = 2561791163
BaseRepresentation
bin1101010111001…
…0110110101010
310220110101020122
43111302312222
5103321414340
65321123242
71250242262
oct325626652
9126411218
1056044970
11296aa463
1216929522
13b7c3a07
14762c7a2
154dc0db5
hex3572daa

56044970 has 32 divisors (see below), whose sum is σ = 103921920. Its totient is φ = 21752640.

The previous prime is 56044969. The next prime is 56044979. The reversal of 56044970 is 7944065.

It is a self number, because there is not a number n which added to its sum of digits gives 56044970.

It is not an unprimeable number, because it can be changed into a prime (56044979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47609 + ... + 48771.

It is an arithmetic number, because the mean of its divisors is an integer number (3247560).

Almost surely, 256044970 is an apocalyptic number.

56044970 is a deficient number, since it is larger than the sum of its proper divisors (47876950).

56044970 is a wasteful number, since it uses less digits than its factorization.

56044970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 56044970 is about 7486.3188550849. The cubic root of 56044970 is about 382.6886192910.

The spelling of 56044970 in words is "fifty-six million, forty-four thousand, nine hundred seventy".

Divisors: 1 2 5 10 61 79 122 158 305 395 610 790 1163 2326 4819 5815 9638 11630 24095 48190 70943 91877 141886 183754 354715 459385 709430 918770 5604497 11208994 28022485 56044970