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12772589417 = 72333782107
BaseRepresentation
bin10111110010100111…
…00011111101101001
31012222010212202210022
423321103203331221
5202124240330132
65511224530225
7631342135010
oct137123437551
935863782708
1012772589417
115464880525
122585620975
13128723b223
1489248da77
154eb4d0e12
hex2f94e3f69

12772589417 has 8 divisors (see below), whose sum is σ = 14603520576. Its totient is φ = 10943227152.

The previous prime is 12772589399. The next prime is 12772589419. The reversal of 12772589417 is 71498527721.

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

It is a cyclic number.

It is not a de Polignac number, because 12772589417 - 212 = 12772585321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12772589419) 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, 374723 + ... + 407384.

It is an arithmetic number, because the mean of its divisors is an integer number (1825440072).

Almost surely, 212772589417 is an apocalyptic number.

It is an amenable number.

12772589417 is a deficient number, since it is larger than the sum of its proper divisors (1830931159).

12772589417 is an equidigital number, since it uses as much as digits as its factorization.

12772589417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784447.

The product of its digits is 1975680, while the sum is 53.

The spelling of 12772589417 in words is "twelve billion, seven hundred seventy-two million, five hundred eighty-nine thousand, four hundred seventeen".

Divisors: 1 7 2333 16331 782107 5474749 1824655631 12772589417