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13010913057 = 3131251131899
BaseRepresentation
bin11000001111000001…
…01100011100100001
31020120202022212100210
430013200230130201
5203121243204212
65551021004333
7640264636062
oct140740543441
936522285323
1013010913057
11557735960a
1226313b36a9
1312c472302c
148b5daa569
155123aa53c
hex30782c721

13010913057 has 16 divisors (see below), whose sum is σ = 17550086400. Its totient is φ = 8573370000.

The previous prime is 13010913023. The next prime is 13010913061. The reversal of 13010913057 is 75031901031.

It is a happy number.

It is not a de Polignac number, because 13010913057 - 212 = 13010908961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13010913007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32694 + ... + 164592.

It is an arithmetic number, because the mean of its divisors is an integer number (1096880400).

Almost surely, 213010913057 is an apocalyptic number.

It is an amenable number.

13010913057 is a deficient number, since it is larger than the sum of its proper divisors (4539173343).

13010913057 is a wasteful number, since it uses less digits than its factorization.

13010913057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132284.

The product of its (nonzero) digits is 2835, while the sum is 30.

The spelling of 13010913057 in words is "thirteen billion, ten million, nine hundred thirteen thousand, fifty-seven".

Divisors: 1 3 131 251 393 753 32881 98643 131899 395697 17278769 33106649 51836307 99319947 4336971019 13010913057