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130254904 = 23131252451
BaseRepresentation
bin1111100001110…
…00100000111000
3100002002122010201
413300320200320
5231321124104
620531451544
73141101623
oct760704070
9302078121
10130254904
116758648a
1237756bb4
1320ca7810
1413428dba
15b67e0a4
hex7c38838

130254904 has 16 divisors (see below), whose sum is σ = 263014920. Its totient is φ = 60117600.

The previous prime is 130254889. The next prime is 130254919. The reversal of 130254904 is 409452031.

It is an interprime number because it is at equal distance from previous prime (130254889) and next prime (130254919).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626122 + ... + 626329.

Almost surely, 2130254904 is an apocalyptic number.

It is an amenable number.

130254904 is an abundant number, since it is smaller than the sum of its proper divisors (132760016).

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

130254904 is a wasteful number, since it uses less digits than its factorization.

130254904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252470 (or 1252466 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 130254904 is about 11412.9270566319. The cubic root of 130254904 is about 506.9105862314.

The spelling of 130254904 in words is "one hundred thirty million, two hundred fifty-four thousand, nine hundred four".

Divisors: 1 2 4 8 13 26 52 104 1252451 2504902 5009804 10019608 16281863 32563726 65127452 130254904