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13097201478 = 232182866913
BaseRepresentation
bin11000011001010011…
…10110111101000110
31020210202200202211020
430030221312331012
5203310340421403
610003342252010
7642363242604
oct141451667506
936722622736
1013097201478
115611035359
122656287006
13130957577a
148c362c874
15519c52453
hex30ca76f46

13097201478 has 8 divisors (see below), whose sum is σ = 26194402968. Its totient is φ = 4365733824.

The previous prime is 13097201471. The next prime is 13097201539. The reversal of 13097201478 is 87410279031.

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

13097201478 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13097201471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1091433451 + ... + 1091433462.

It is an arithmetic number, because the mean of its divisors is an integer number (3274300371).

Almost surely, 213097201478 is an apocalyptic number.

13097201478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13097201478 is a wasteful number, since it uses less digits than its factorization.

13097201478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182866918.

The product of its (nonzero) digits is 84672, while the sum is 42.

The spelling of 13097201478 in words is "thirteen billion, ninety-seven million, two hundred one thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 2182866913 4365733826 6548600739 13097201478