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13070755700 = 2252130707557
BaseRepresentation
bin11000010110001001…
…11110011101110100
31020201220221012000222
430023010332131310
5203232103140300
610000555353512
7641622406322
oct141304763564
936656835028
1013070755700
1155a8112242
122649452898
131303c46492
148bdd06d12
1551777b785
hex30b13e774

13070755700 has 18 divisors (see below), whose sum is σ = 28363540086. Its totient is φ = 5228302240.

The previous prime is 13070755681. The next prime is 13070755727. The reversal of 13070755700 is 755707031.

It can be written as a sum of positive squares in 3 ways, for example, as 61528336 + 13009227364 = 7844^2 + 114058^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65353679 + ... + 65353878.

It is an arithmetic number, because the mean of its divisors is an integer number (1575752227).

Almost surely, 213070755700 is an apocalyptic number.

13070755700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13070755700 is an abundant number, since it is smaller than the sum of its proper divisors (15292784386).

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

13070755700 is a wasteful number, since it uses less digits than its factorization.

13070755700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130707571 (or 130707564 counting only the distinct ones).

The product of its (nonzero) digits is 25725, while the sum is 35.

The spelling of 13070755700 in words is "thirteen billion, seventy million, seven hundred fifty-five thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 130707557 261415114 522830228 653537785 1307075570 2614151140 3267688925 6535377850 13070755700