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12607704553 = 41957152697
BaseRepresentation
bin10111011110111101…
…00100110111101001
31012112122121202021111
423233132210313221
5201310033021203
65443014510321
7624300502063
oct135736446751
935478552244
1012607704553
11538a7a2044
12253a3653a1
13125c02a212
1487860c733
154dbcb126d
hex2ef7a4de9

12607704553 has 8 divisors (see below), whose sum is σ = 12660167520. Its totient is φ = 12555348960.

The previous prime is 12607704547. The next prime is 12607704569. The reversal of 12607704553 is 35540770621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12607704553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12607704503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212901 + ... + 265597.

It is an arithmetic number, because the mean of its divisors is an integer number (1582520940).

Almost surely, 212607704553 is an apocalyptic number.

It is an amenable number.

12607704553 is a deficient number, since it is larger than the sum of its proper divisors (52462967).

12607704553 is an equidigital number, since it uses as much as digits as its factorization.

12607704553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53687.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 12607704553 in words is "twelve billion, six hundred seven million, seven hundred four thousand, five hundred fifty-three".

Divisors: 1 419 571 52697 239249 22080043 30089987 12607704553