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13030032986 = 251679126067
BaseRepresentation
bin11000010001010011…
…01000011001011010
31020122002022020222022
430020221220121122
5203141142023421
65552542454442
7640616311235
oct141051503132
936562266868
1013030032986
115587128703
122637894422
1312c86889b9
148b874641c
15513dd57ab
hex308a6865a

13030032986 has 8 divisors (see below), whose sum is σ = 19545582720. Its totient is φ = 6514838748.

The previous prime is 13030032947. The next prime is 13030033001. The reversal of 13030032986 is 68923003031.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40325 + ... + 166391.

It is an arithmetic number, because the mean of its divisors is an integer number (2443197840).

Almost surely, 213030032986 is an apocalyptic number.

13030032986 is a deficient number, since it is larger than the sum of its proper divisors (6515549734).

13030032986 is a wasteful number, since it uses less digits than its factorization.

13030032986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177748.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 13030032986 in words is "thirteen billion, thirty million, thirty-two thousand, nine hundred eighty-six".

Divisors: 1 2 51679 103358 126067 252134 6515016493 13030032986