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130606343 = 729897229
BaseRepresentation
bin1111100100011…
…10010100000111
3100002202111012222
413302032110013
5231413400333
620543202555
73144064340
oct762162407
9302674188
10130606343
11677a652a
12378a645b
132109b77a
14134bb0c7
15b6ed298
hex7c8e507

130606343 has 16 divisors (see below), whose sum is σ = 156168000. Its totient is φ = 106858752.

The previous prime is 130606321. The next prime is 130606367. The reversal of 130606343 is 343606031.

It is not a de Polignac number, because 130606343 - 220 = 129557767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130606303) 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, 14453 + ... + 21681.

It is an arithmetic number, because the mean of its divisors is an integer number (9760500).

Almost surely, 2130606343 is an apocalyptic number.

130606343 is a deficient number, since it is larger than the sum of its proper divisors (25561657).

130606343 is an equidigital number, since it uses as much as digits as its factorization.

130606343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7354.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 130606343 is about 11428.3132176188. The cubic root of 130606343 is about 507.3660730348.

The spelling of 130606343 in words is "one hundred thirty million, six hundred six thousand, three hundred forty-three".

Divisors: 1 7 29 89 203 623 2581 7229 18067 50603 209641 643381 1467487 4503667 18658049 130606343