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130606545 = 358707103
BaseRepresentation
bin1111100100011…
…10010111010001
3100002202111111110
413302032113101
5231413402140
620543203533
73144065046
oct762162721
9302674443
10130606545
11677a66a3
12378a65a9
132109b8a4
14134bb1cd
15b6ed380
hex7c8e5d1

130606545 has 8 divisors (see below), whose sum is σ = 208970496. Its totient is φ = 69656816.

The previous prime is 130606537. The next prime is 130606571. The reversal of 130606545 is 545606031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130606545 - 23 = 130606537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4353537 + ... + 4353566.

It is an arithmetic number, because the mean of its divisors is an integer number (26121312).

Almost surely, 2130606545 is an apocalyptic number.

130606545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130606545 is a deficient number, since it is larger than the sum of its proper divisors (78363951).

130606545 is an equidigital number, since it uses as much as digits as its factorization.

130606545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8707111.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 130606545 is about 11428.3220553150. The cubic root of 130606545 is about 507.3663346042.

The spelling of 130606545 in words is "one hundred thirty million, six hundred six thousand, five hundred forty-five".

Divisors: 1 3 5 15 8707103 26121309 43535515 130606545