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10801868315 = 5719311134637
BaseRepresentation
bin10100000111101011…
…10110111000011011
31000212210121202122212
422003311312320123
5134110234241230
64543505305335
7531452236310
oct120365667033
930783552585
1010801868315
1146434115a7
12211563524b
131031b75874
14746856d07
154334a3895
hex283d76e1b

10801868315 has 64 divisors (see below), whose sum is σ = 16242647040. Its totient is φ = 6729246720.

The previous prime is 10801868303. The next prime is 10801868333. The reversal of 10801868315 is 51386810801.

It is not a de Polignac number, because 10801868315 - 26 = 10801868251 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2327177 + ... + 2331813.

It is an arithmetic number, because the mean of its divisors is an integer number (253791360).

Almost surely, 210801868315 is an apocalyptic number.

10801868315 is a deficient number, since it is larger than the sum of its proper divisors (5440778725).

10801868315 is a wasteful number, since it uses less digits than its factorization.

10801868315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812.

The product of its (nonzero) digits is 46080, while the sum is 41.

The spelling of 10801868315 in words is "ten billion, eight hundred one million, eight hundred sixty-eight thousand, three hundred fifteen".

Divisors: 1 5 7 19 31 35 95 113 133 155 217 565 589 665 791 1085 2147 2945 3503 3955 4123 4637 10735 15029 17515 20615 23185 24521 32459 66557 75145 88103 122605 143747 162295 332785 440515 465899 523981 616721 718735 1006229 2329495 2619905 2731193 3083605 3667867 5031145 9955639 13655965 16243411 18339335 19118351 49778195 69689473 81217055 95591755 113703877 308624809 348447365 568519385 1543124045 2160373663 10801868315