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130716370 = 2556922973
BaseRepresentation
bin1111100101010…
…01001011010010
3100002222002011001
413302221023102
5231430410440
620545412214
73145033201
oct762511322
9302862131
10130716370
1167871164
123793a06a
1321109885
1413509238
15b720b9a
hex7ca92d2

130716370 has 16 divisors (see below), whose sum is σ = 235713240. Its totient is φ = 52192384.

The previous prime is 130716343. The next prime is 130716379. The reversal of 130716370 is 73617031.

It can be written as a sum of positive squares in 4 ways, for example, as 87590881 + 43125489 = 9359^2 + 6567^2 .

It is not an unprimeable number, because it can be changed into a prime (130716379) 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, 5797 + ... + 17176.

Almost surely, 2130716370 is an apocalyptic number.

130716370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130716370 is a deficient number, since it is larger than the sum of its proper divisors (104996870).

130716370 is a wasteful number, since it uses less digits than its factorization.

130716370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23549.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 130716370 is about 11433.1259942327. The cubic root of 130716370 is about 507.5085068987.

The spelling of 130716370 in words is "one hundred thirty million, seven hundred sixteen thousand, three hundred seventy".

Divisors: 1 2 5 10 569 1138 2845 5690 22973 45946 114865 229730 13071637 26143274 65358185 130716370