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12653000353 = 721929468647
BaseRepresentation
bin10111100100010110…
…10111011010100001
31012122210212000102201
423302023113122201
5201403132002403
65451313413201
7625360504600
oct136213273241
935583760381
1012653000353
11540331a494
12255156a201
131268529376
1488063da37
154e0c5c21d
hex2f22d76a1

12653000353 has 24 divisors (see below), whose sum is σ = 16027761600. Its totient is φ = 9920298528.

The previous prime is 12653000341. The next prime is 12653000377. The reversal of 12653000353 is 35300035621.

It is not a de Polignac number, because 12653000353 - 221 = 12650903201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12653000753) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207325 + ... + 261322.

It is an arithmetic number, because the mean of its divisors is an integer number (667823400).

Almost surely, 212653000353 is an apocalyptic number.

It is an amenable number.

12653000353 is a deficient number, since it is larger than the sum of its proper divisors (3374761247).

12653000353 is a wasteful number, since it uses less digits than its factorization.

12653000353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468709 (or 468702 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 12653000353 its reverse (35300035621), we get a palindrome (47953035974).

The spelling of 12653000353 in words is "twelve billion, six hundred fifty-three million, three hundred fifty-three", and thus it is an aban number.

Divisors: 1 7 19 29 49 133 203 551 931 1421 3857 26999 468647 3280529 8904293 13590763 22963703 62330051 95135341 258224497 436310357 665947387 1807571479 12653000353