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130395929 = 283523881
BaseRepresentation
bin1111100010110…
…10111100011001
3100002100210120212
413301122330121
5231340132204
620534500505
73142230026
oct761327431
9302323525
10130395929
1167672434
1237804735
1321026a71
141346454d
15b6aac6e
hex7c5af19

130395929 has 8 divisors (see below), whose sum is σ = 131255712. Its totient is φ = 129539520.

The previous prime is 130395913. The next prime is 130395931. The reversal of 130395929 is 929593031.

It is a happy number.

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 130395929 - 24 = 130395913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130395989) 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, 147569 + ... + 148449.

It is an arithmetic number, because the mean of its divisors is an integer number (16406964).

Almost surely, 2130395929 is an apocalyptic number.

It is an amenable number.

130395929 is a deficient number, since it is larger than the sum of its proper divisors (859783).

130395929 is an equidigital number, since it uses as much as digits as its factorization.

130395929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687.

The product of its (nonzero) digits is 65610, while the sum is 41.

The square root of 130395929 is about 11419.1036863670. The cubic root of 130395929 is about 507.0934617046.

The spelling of 130395929 in words is "one hundred thirty million, three hundred ninety-five thousand, nine hundred twenty-nine".

Divisors: 1 283 523 881 148009 249323 460763 130395929