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130868600 = 2352654343
BaseRepresentation
bin1111100110011…
…10010101111000
3100010020210222012
413303032111320
5232000243400
620552545052
73146236052
oct763162570
9303223865
10130868600
1167965575
12379b2188
1321160c55
14135488d2
15b750d35
hex7cce578

130868600 has 24 divisors (see below), whose sum is σ = 304269960. Its totient is φ = 52347360.

The previous prime is 130868587. The next prime is 130868609. The reversal of 130868600 is 6868031.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130868609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 326972 + ... + 327371.

It is an arithmetic number, because the mean of its divisors is an integer number (12677915).

Almost surely, 2130868600 is an apocalyptic number.

130868600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130868600 is an abundant number, since it is smaller than the sum of its proper divisors (173401360).

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

130868600 is a wasteful number, since it uses less digits than its factorization.

130868600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654359 (or 654350 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 130868600 is about 11439.7814664442. The cubic root of 130868600 is about 507.7054423152.

The spelling of 130868600 in words is "one hundred thirty million, eight hundred sixty-eight thousand, six hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 654343 1308686 2617372 3271715 5234744 6543430 13086860 16358575 26173720 32717150 65434300 130868600