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12601888473 = 3101233317827
BaseRepresentation
bin10111011110010000…
…11000111011011001
31012112020200021010010
423233020120323121
5201302040412343
65442250112133
7624200166426
oct135710307331
935466607103
1012601888473
11538748a369
12253841b649
13125aa71b55
14877936d4d
154db512d33
hex2ef218ed9

12601888473 has 16 divisors (see below), whose sum is σ = 16977105216. Its totient is φ = 8314046400.

The previous prime is 12601888459. The next prime is 12601888483. The reversal of 12601888473 is 37488810621.

It is not a de Polignac number, because 12601888473 - 25 = 12601888441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12601888483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 697986 + ... + 715812.

It is an arithmetic number, because the mean of its divisors is an integer number (1061069076).

Almost surely, 212601888473 is an apocalyptic number.

It is an amenable number.

12601888473 is a deficient number, since it is larger than the sum of its proper divisors (4375216743).

12601888473 is a wasteful number, since it uses less digits than its factorization.

12601888473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20264.

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 12601888473 in words is "twelve billion, six hundred one million, eight hundred eighty-eight thousand, four hundred seventy-three".

Divisors: 1 3 101 303 2333 6999 17827 53481 235633 706899 1800527 5401581 41590391 124771173 4200629491 12601888473