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130662501 = 383571919
BaseRepresentation
bin1111100100111…
…00000001100101
3100002212100020220
413302130001211
5231422200001
620544314553
73144420144
oct762340145
9302770226
10130662501
1167834742
1237912a59
13210bb1b8
14134d375b
15b70ec36
hex7c9c065

130662501 has 16 divisors (see below), whose sum is σ = 176816640. Its totient is φ = 85814640.

The previous prime is 130662479. The next prime is 130662533. The reversal of 130662501 is 105266031.

It is not a de Polignac number, because 130662501 - 218 = 130400357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130662541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141720 + ... + 142638.

It is an arithmetic number, because the mean of its divisors is an integer number (11051040).

Almost surely, 2130662501 is an apocalyptic number.

It is an amenable number.

130662501 is a deficient number, since it is larger than the sum of its proper divisors (46154139).

130662501 is an equidigital number, since it uses as much as digits as its factorization.

130662501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 130662501 is about 11430.7699215757. The cubic root of 130662501 is about 507.4387815534.

The spelling of 130662501 in words is "one hundred thirty million, six hundred sixty-two thousand, five hundred one".

Divisors: 1 3 83 249 571 919 1713 2757 47393 76277 142179 228831 524749 1574247 43554167 130662501