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130358472 = 23331832111
BaseRepresentation
bin1111100010100…
…01110011001000
3100002021220012120
413301101303020
5231332432342
620534011240
73142012566
oct761216310
9302256176
10130358472
1167647282
12377a6b20
13210129ba
1413454a36
15b69eaec
hex7c51cc8

130358472 has 64 divisors (see below), whose sum is σ = 340623360. Its totient is φ = 41524800.

The previous prime is 130358471. The next prime is 130358477. The reversal of 130358472 is 274853031.

It is not an unprimeable number, because it can be changed into a prime (130358471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60697 + ... + 62807.

It is an arithmetic number, because the mean of its divisors is an integer number (5322240).

Almost surely, 2130358472 is an apocalyptic number.

130358472 is a gapful number since it is divisible by the number (12) 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 130358472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170311680).

130358472 is an abundant number, since it is smaller than the sum of its proper divisors (210264888).

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

130358472 is a wasteful number, since it uses less digits than its factorization.

130358472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234 (or 2230 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 130358472 is about 11417.4634661119. The cubic root of 130358472 is about 507.0449018583.

The spelling of 130358472 in words is "one hundred thirty million, three hundred fifty-eight thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 24 31 62 83 93 124 166 186 248 249 332 372 498 664 744 996 1992 2111 2573 4222 5146 6333 7719 8444 10292 12666 15438 16888 20584 25332 30876 50664 61752 65441 130882 175213 196323 261764 350426 392646 523528 525639 700852 785292 1051278 1401704 1570584 2102556 4205112 5431603 10863206 16294809 21726412 32589618 43452824 65179236 130358472