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10405220315 = 572208320389
BaseRepresentation
bin10011011000011001…
…10000111111011011
3222212011020221220012
421230030300333123
5132302214022230
64440255552135
7515564625200
oct115414607733
928764227805
1010405220315
11445a526036
12202482b64b
13c9a938bc9
14709cc5ca7
1540d753395
hex26c330fdb

10405220315 has 24 divisors (see below), whose sum is σ = 14532523920. Its totient is φ = 7131233088.

The previous prime is 10405220303. The next prime is 10405220321. The reversal of 10405220315 is 51302250401.

It is not a de Polignac number, because 10405220315 - 214 = 10405203931 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 23 ways as a sum of consecutive naturals, for example, 500141 + ... + 520529.

It is an arithmetic number, because the mean of its divisors is an integer number (605521830).

Almost surely, 210405220315 is an apocalyptic number.

10405220315 is a deficient number, since it is larger than the sum of its proper divisors (4127303605).

10405220315 is a wasteful number, since it uses less digits than its factorization.

10405220315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22491 (or 22484 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 10405220315 its reverse (51302250401), we get a palindrome (61707470716).

The spelling of 10405220315 in words is "ten billion, four hundred five million, two hundred twenty thousand, three hundred fifteen".

Divisors: 1 5 7 35 49 245 2083 10415 14581 20389 72905 101945 102067 142723 510335 713615 999061 4995305 42470287 212351435 297292009 1486460045 2081044063 10405220315