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13022011524 = 2232514323377
BaseRepresentation
bin11000010000010110…
…00010000010000100
31020121112012201121010
430020023002002010
5203132113332044
65552054522220
7640461162114
oct141013020204
936545181533
1013022011524
115582649aa5
122635066370
1312c6b0a882
148b7659044
1551334dbb9
hex3082c2084

13022011524 has 24 divisors (see below), whose sum is σ = 30505755168. Its totient is φ = 4323376000.

The previous prime is 13022011501. The next prime is 13022011553. The reversal of 13022011524 is 42511022031.

It is a self number, because there is not a number n which added to its sum of digits gives 13022011524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2158677 + ... + 2164700.

It is an arithmetic number, because the mean of its divisors is an integer number (1271073132).

Almost surely, 213022011524 is an apocalyptic number.

It is an amenable number.

13022011524 is an abundant number, since it is smaller than the sum of its proper divisors (17483743644).

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

13022011524 is a wasteful number, since it uses less digits than its factorization.

13022011524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323635 (or 4323633 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 13022011524 its reverse (42511022031), we get a palindrome (55533033555).

The spelling of 13022011524 in words is "thirteen billion, twenty-two million, eleven thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 12 251 502 753 1004 1506 3012 4323377 8646754 12970131 17293508 25940262 51880524 1085167627 2170335254 3255502881 4340670508 6511005762 13022011524