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130438060 = 225232331217
BaseRepresentation
bin1111100011001…
…01001110101100
3100002102221101021
413301211032230
5231343004220
620535423524
73142463614
oct761451654
9302387337
10130438060
11676a1055
1237824ba4
132103ccac
1413475a44
15b6b84aa
hex7c653ac

130438060 has 48 divisors (see below), whose sum is σ = 287292096. Its totient is φ = 49651712.

The previous prime is 130438057. The next prime is 130438073. The reversal of 130438060 is 60834031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106572 + ... + 107788.

It is an arithmetic number, because the mean of its divisors is an integer number (5985252).

Almost surely, 2130438060 is an apocalyptic number.

130438060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130438060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143646048).

130438060 is an abundant number, since it is smaller than the sum of its proper divisors (156854036).

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

130438060 is a wasteful number, since it uses less digits than its factorization.

130438060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 130438060 is about 11420.9482968797. The cubic root of 130438060 is about 507.1480698872.

The spelling of 130438060 in words is "one hundred thirty million, four hundred thirty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 233 460 466 932 1165 1217 2330 2434 4660 4868 5359 6085 10718 12170 21436 24340 26795 27991 53590 55982 107180 111964 139955 279910 283561 559820 567122 1134244 1417805 2835610 5671220 6521903 13043806 26087612 32609515 65219030 130438060