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130016400 = 24352108347
BaseRepresentation
bin1111011111111…
…10010010010000
3100001122111222020
413233332102100
5231241011100
620522411440
73136056363
oct757762220
9301574866
10130016400
1167433278
1237660b80
1320c230a7
14133a60da
15b6335a0
hex7bfe490

130016400 has 60 divisors (see below), whose sum is σ = 416489712. Its totient is φ = 34670720.

The previous prime is 130016351. The next prime is 130016413. The reversal of 130016400 is 4610031.

130016400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 130016400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52974 + ... + 55373.

Almost surely, 2130016400 is an apocalyptic number.

130016400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130016400 is an abundant number, since it is smaller than the sum of its proper divisors (286473312).

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

130016400 is a wasteful number, since it uses less digits than its factorization.

130016400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108368 (or 108357 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 130016400 is about 11402.4734158866. The cubic root of 130016400 is about 506.6010033403.

Adding to 130016400 its reverse (4610031), we get a palindrome (134626431).

The spelling of 130016400 in words is "one hundred thirty million, sixteen thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 1200 108347 216694 325041 433388 541735 650082 866776 1083470 1300164 1625205 1733552 2166940 2600328 2708675 3250410 4333880 5200656 5417350 6500820 8126025 8667760 10834700 13001640 16252050 21669400 26003280 32504100 43338800 65008200 130016400