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13480704137 = 139198748809
BaseRepresentation
bin11001000111000001…
…10011100010001001
31021210111022201120102
430203200303202021
5210102030013022
610105402135145
7655031044265
oct144340634211
937714281512
1013480704137
1157985625aa
1227427b14b5
13136ab5c014
1491c53b0a5
1553d757a92
hex323833889

13480704137 has 8 divisors (see below), whose sum is σ = 13584799200. Its totient is φ = 13376710944.

The previous prime is 13480704119. The next prime is 13480704157. The reversal of 13480704137 is 73140708431.

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 13480704137 - 212 = 13480700041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13480704137.

It is not an unprimeable number, because it can be changed into a prime (13480704157) 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, 251789 + ... + 300597.

It is an arithmetic number, because the mean of its divisors is an integer number (1698099900).

Almost surely, 213480704137 is an apocalyptic number.

It is an amenable number.

13480704137 is a deficient number, since it is larger than the sum of its proper divisors (104095063).

13480704137 is a wasteful number, since it uses less digits than its factorization.

13480704137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50935.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 13480704137 in words is "thirteen billion, four hundred eighty million, seven hundred four thousand, one hundred thirty-seven".

Divisors: 1 139 1987 48809 276193 6784451 96983483 13480704137