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130627206820 = 22511619733771
BaseRepresentation
bin111100110100111111…
…1001111111010100100
3110111011122010122122001
41321221333033322210
54120011031104240
6140002002215044
712303030636445
oct1715177177244
9414148118561
10130627206820
115044271a980
1221396954484
13c419b07c26
1464728d52cc
1535e7e5789a
hex1e69fcfea4

130627206820 has 48 divisors (see below), whose sum is σ = 304160907456. Its totient is φ = 46722096000.

The previous prime is 130627206811. The next prime is 130627206823. The reversal of 130627206820 is 28602726031.

It is a self number, because there is not a number n which added to its sum of digits gives 130627206820.

It is not an unprimeable number, because it can be changed into a prime (130627206823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4853466 + ... + 4880305.

It is an arithmetic number, because the mean of its divisors is an integer number (6336685572).

Almost surely, 2130627206820 is an apocalyptic number.

130627206820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130627206820 is an abundant number, since it is smaller than the sum of its proper divisors (173533700636).

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

130627206820 is a wasteful number, since it uses less digits than its factorization.

130627206820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9733852 (or 9733850 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 130627206820 in words is "one hundred thirty billion, six hundred twenty-seven million, two hundred six thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 61 110 122 220 244 305 610 671 1220 1342 2684 3355 6710 13420 9733771 19467542 38935084 48668855 97337710 107071481 194675420 214142962 428285924 535357405 593760031 1070714810 1187520062 2141429620 2375040124 2968800155 5937600310 6531360341 11875200620 13062720682 26125441364 32656801705 65313603410 130627206820