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130842910 = 25111189481
BaseRepresentation
bin1111100110010…
…00000100011110
3100010012111201201
413303020010132
5231443433120
620552230114
73146101132
oct763100436
9303174651
10130842910
1167948240
123799b33a
1321152353
141353d3c2
15b74840a
hex7cc811e

130842910 has 16 divisors (see below), whose sum is σ = 256928112. Its totient is φ = 47579200.

The previous prime is 130842853. The next prime is 130842919. The reversal of 130842910 is 19248031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130842919) 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 7 ways as a sum of consecutive naturals, for example, 594631 + ... + 594850.

It is an arithmetic number, because the mean of its divisors is an integer number (16058007).

Almost surely, 2130842910 is an apocalyptic number.

130842910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130842910 is a deficient number, since it is larger than the sum of its proper divisors (126085202).

130842910 is a wasteful number, since it uses less digits than its factorization.

130842910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189499.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 130842910 is about 11438.6585752002. The cubic root of 130842910 is about 507.6722186431.

The spelling of 130842910 in words is "one hundred thirty million, eight hundred forty-two thousand, nine hundred ten".

Divisors: 1 2 5 10 11 22 55 110 1189481 2378962 5947405 11894810 13084291 26168582 65421455 130842910