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56123225542 = 278735656433
BaseRepresentation
bin110100010001001101…
…000111010111000110
312100212022202020222001
4310101031013113012
51404420021204132
641441015255514
74024533355156
oct642115072706
9170768666861
1056123225542
112189010902a
12aa6367a59a
1353a55218c7
142a05a58766
1516d721dce7
hexd113475c6

56123225542 has 8 divisors (see below), whose sum is σ = 84291809976. Its totient is φ = 28025955552.

The previous prime is 56123225503. The next prime is 56123225579. The reversal of 56123225542 is 24552232165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×561232255423 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 17826643 + ... + 17829790.

It is an arithmetic number, because the mean of its divisors is an integer number (10536476247).

Almost surely, 256123225542 is an apocalyptic number.

56123225542 is a deficient number, since it is larger than the sum of its proper divisors (28168584434).

56123225542 is a wasteful number, since it uses less digits than its factorization.

56123225542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35657222.

The product of its digits is 144000, while the sum is 37.

The spelling of 56123225542 in words is "fifty-six billion, one hundred twenty-three million, two hundred twenty-five thousand, five hundred forty-two".

Divisors: 1 2 787 1574 35656433 71312866 28061612771 56123225542