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130163140 = 22516738971
BaseRepresentation
bin1111100001000…
…10000111000100
3100001220222021001
413300202013010
5231310210030
620525503044
73140240242
oct760420704
9301828231
10130163140
1167523548
1237711a84
1320c74b13
1413403792
15b661cca
hex7c221c4

130163140 has 24 divisors (see below), whose sum is σ = 274986432. Its totient is φ = 51752160.

The previous prime is 130163087. The next prime is 130163149. The reversal of 130163140 is 41361031.

It is not an unprimeable number, because it can be changed into a prime (130163149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16146 + ... + 22825.

It is an arithmetic number, because the mean of its divisors is an integer number (11457768).

Almost surely, 2130163140 is an apocalyptic number.

130163140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130163140 is an abundant number, since it is smaller than the sum of its proper divisors (144823292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130163140 is a wasteful number, since it uses less digits than its factorization.

130163140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39147 (or 39145 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 130163140 is about 11408.9061701813. The cubic root of 130163140 is about 506.7915195159.

The spelling of 130163140 in words is "one hundred thirty million, one hundred sixty-three thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 167 334 668 835 1670 3340 38971 77942 155884 194855 389710 779420 6508157 13016314 26032628 32540785 65081570 130163140