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130908655 = 560743133
BaseRepresentation
bin1111100110110…
…00000111101111
3100010022211220201
413303120013233
5232003034110
620553454331
73146463613
oct763300757
9303284821
10130908655
1167992679
1237a113a7
1321176257
1413559343
15b75cb3a
hex7cd81ef

130908655 has 8 divisors (see below), whose sum is σ = 157352832. Its totient is φ = 104551968.

The previous prime is 130908649. The next prime is 130908683. The reversal of 130908655 is 556809031.

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 130908655 - 23 = 130908647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18532 + ... + 24601.

It is an arithmetic number, because the mean of its divisors is an integer number (19669104).

Almost surely, 2130908655 is an apocalyptic number.

130908655 is a deficient number, since it is larger than the sum of its proper divisors (26444177).

130908655 is an equidigital number, since it uses as much as digits as its factorization.

130908655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43745.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 130908655 is about 11441.5320215433. The cubic root of 130908655 is about 507.7572348946.

The spelling of 130908655 in words is "one hundred thirty million, nine hundred eight thousand, six hundred fifty-five".

Divisors: 1 5 607 3035 43133 215665 26181731 130908655