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8008007261425 = 52336179528521
BaseRepresentation
bin111010010001000001001…
…1011011001110011110001
31001100120001210110102120021
41310202002123121303301
52022200344324331200
625010454443243441
71454362612421563
oct164420233316361
931316053412507
108008007261425
1126081a4370266
12a94009519581
134611c87aa482
141d9837cb7333
15dd48ede741a
hex748826d9cf1

8008007261425 has 12 divisors (see below), whose sum is σ = 9930225430476. Its totient is φ = 6406214566400.

The previous prime is 8008007261393. The next prime is 8008007261437. The reversal of 8008007261425 is 5241627008008.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 261604629729 + 7746402631696 = 511473^2 + 2783236^2 .

It is not a de Polignac number, because 8008007261425 - 25 = 8008007261393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3923836 + ... + 5604685.

It is an arithmetic number, because the mean of its divisors is an integer number (827518785873).

Almost surely, 28008007261425 is an apocalyptic number.

It is an amenable number.

8008007261425 is a deficient number, since it is larger than the sum of its proper divisors (1922218169051).

8008007261425 is a wasteful number, since it uses less digits than its factorization.

8008007261425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9562148 (or 9562143 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 8008007261425 in words is "eight trillion, eight billion, seven million, two hundred sixty-one thousand, four hundred twenty-five".

Divisors: 1 5 25 33617 168085 840425 9528521 47642605 238213025 320320290457 1601601452285 8008007261425