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13630304977 = 371543238747
BaseRepresentation
bin11001011000110110…
…11111001011010001
31022011220211020100021
430230123133023101
5210403324224402
610132304423441
7661525452322
oct145433371321
938156736307
1013630304977
115864a51963
122784917b81
131392b4b323
14934360449
1554b958d37
hex32c6df2d1

13630304977 has 8 divisors (see below), whose sum is σ = 14007822656. Its totient is φ = 13253267952.

The previous prime is 13630304951. The next prime is 13630304981. The reversal of 13630304977 is 77940303631.

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 13630304977 - 215 = 13630272209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13630304927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62283 + ... + 176464.

It is an arithmetic number, because the mean of its divisors is an integer number (1750977832).

Almost surely, 213630304977 is an apocalyptic number.

It is an amenable number.

13630304977 is a deficient number, since it is larger than the sum of its proper divisors (377517679).

13630304977 is a wasteful number, since it uses less digits than its factorization.

13630304977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240327.

The product of its (nonzero) digits is 285768, while the sum is 43.

The spelling of 13630304977 in words is "thirteen billion, six hundred thirty million, three hundred four thousand, nine hundred seventy-seven".

Divisors: 1 37 1543 57091 238747 8833639 368386621 13630304977