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130401606 = 23149314557
BaseRepresentation
bin1111100010111…
…00010101000110
3100002101002101010
413301130111012
5231340322411
620534543050
73142252416
oct761342506
9302332333
10130401606
1167676725
1237807a86
132102951a
1413466646
15b6ac7a6
hex7c5c546

130401606 has 16 divisors (see below), whose sum is σ = 260995824. Its totient is φ = 43435104.

The previous prime is 130401569. The next prime is 130401613. The reversal of 130401606 is 606104031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1680 + ... + 16236.

It is an arithmetic number, because the mean of its divisors is an integer number (16312239).

Almost surely, 2130401606 is an apocalyptic number.

130401606 is an abundant number, since it is smaller than the sum of its proper divisors (130594218).

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

130401606 is a wasteful number, since it uses less digits than its factorization.

130401606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16055.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 130401606 is about 11419.3522583376. The cubic root of 130401606 is about 507.1008206455.

Adding to 130401606 its reverse (606104031), we get a palindrome (736505637).

The spelling of 130401606 in words is "one hundred thirty million, four hundred one thousand, six hundred six".

Divisors: 1 2 3 6 1493 2986 4479 8958 14557 29114 43671 87342 21733601 43467202 65200803 130401606