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130162100 = 22521301621
BaseRepresentation
bin1111100001000…
…01110110110100
3100001220220211112
413300201312310
5231310141400
620525454152
73140234225
oct760416664
9301826745
10130162100
1167522792
1237711358
1320c744c3
141340324c
15b661835
hex7c21db4

130162100 has 18 divisors (see below), whose sum is σ = 282451974. Its totient is φ = 52064800.

The previous prime is 130162061. The next prime is 130162111. The reversal of 130162100 is 1261031.

130162100 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 976144 + 129185956 = 988^2 + 11366^2 .

130162100 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 650711 + ... + 650910.

Almost surely, 2130162100 is an apocalyptic number.

130162100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130162100 is an abundant number, since it is smaller than the sum of its proper divisors (152289874).

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

130162100 is a wasteful number, since it uses less digits than its factorization.

130162100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301635 (or 1301628 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 130162100 is about 11408.8605916630. The cubic root of 130162100 is about 506.7901697621.

The spelling of 130162100 in words is "one hundred thirty million, one hundred sixty-two thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1301621 2603242 5206484 6508105 13016210 26032420 32540525 65081050 130162100