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56315000910 = 23571021262651
BaseRepresentation
bin110100011100101000…
…101011100001001110
312101100200121110022110
4310130220223201032
51410313120012120
641512025524450
74032352416060
oct643450534116
9171320543273
1056315000910
1121979393773
12aab7943726
13540618945c
142a232d9730
1516e8ea12e0
hexd1ca2b84e

56315000910 has 64 divisors (see below), whose sum is σ = 154615878144. Its totient is φ = 12859344000.

The previous prime is 56315000909. The next prime is 56315000933. The reversal of 56315000910 is 1900051365.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 31 ways as a sum of consecutive naturals, for example, 83085 + ... + 345735.

It is an arithmetic number, because the mean of its divisors is an integer number (2415873096).

Almost surely, 256315000910 is an apocalyptic number.

56315000910 is an abundant number, since it is smaller than the sum of its proper divisors (98300877234).

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

56315000910 is a wasteful number, since it uses less digits than its factorization.

56315000910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263689.

The product of its (nonzero) digits is 4050, while the sum is 30.

The spelling of 56315000910 in words is "fifty-six billion, three hundred fifteen million, nine hundred ten", and thus it is an aban number.

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1021 2042 3063 5105 6126 7147 10210 14294 15315 21441 30630 35735 42882 71470 107205 214410 262651 525302 787953 1313255 1575906 1838557 2626510 3677114 3939765 5515671 7879530 9192785 11031342 18385570 27578355 55156710 268166671 536333342 804500013 1340833355 1609000026 1877166697 2681666710 3754333394 4022500065 5631500091 8045000130 9385833485 11263000182 18771666970 28157500455 56315000910