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12712847252007 = 3716212467151381
BaseRepresentation
bin1011100011111111000010…
…1111101001101000100111
31200000100002011221112010210
42320333300233221220213
53131241402344031012
643012111300350503
72451321130460160
oct270776057515047
950010064845123
1012712847252007
11406154093a041
121513a029a5433
13712a7c6a9896
1431d43b24a767
15170a54d0623c
hexb8ff0be9a27

12712847252007 has 32 divisors (see below), whose sum is σ = 19391893717504. Its totient is φ = 7257011875200.

The previous prime is 12712847252003. The next prime is 12712847252047. The reversal of 12712847252007 is 70025274821721.

It is not a de Polignac number, because 12712847252007 - 22 = 12712847252003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12712847252003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83903457 + ... + 84054837.

It is an arithmetic number, because the mean of its divisors is an integer number (605996678672).

Almost surely, 212712847252007 is an apocalyptic number.

12712847252007 is a deficient number, since it is larger than the sum of its proper divisors (6679046465497).

12712847252007 is a wasteful number, since it uses less digits than its factorization.

12712847252007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155479.

The product of its (nonzero) digits is 878080, while the sum is 48.

The spelling of 12712847252007 in words is "twelve trillion, seven hundred twelve billion, eight hundred forty-seven million, two hundred fifty-two thousand, seven".

Divisors: 1 3 7 21 1621 2467 4863 7401 11347 17269 34041 51807 151381 454143 1059667 3179001 3999007 11997021 27993049 83979147 245388601 373456927 736165803 1120370781 1717720207 2614198489 5153160621 7842595467 605373678667 1816121036001 4237615750669 12712847252007