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130944606 = 23131678777
BaseRepresentation
bin1111100111000…
…00111001011110
3100010101200020020
413303200321132
5232010211411
620554333010
73150003462
oct763407136
9303350206
10130944606
1167a07691
1237a2a166
1321189720
14135684a2
15b768606
hex7ce0e5e

130944606 has 16 divisors (see below), whose sum is σ = 282034704. Its totient is φ = 40290624.

The previous prime is 130944577. The next prime is 130944629. The reversal of 130944606 is 606449031.

It is a Curzon number.

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, 839311 + ... + 839466.

It is an arithmetic number, because the mean of its divisors is an integer number (17627169).

Almost surely, 2130944606 is an apocalyptic number.

130944606 is an abundant number, since it is smaller than the sum of its proper divisors (151090098).

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

130944606 is a wasteful number, since it uses less digits than its factorization.

130944606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678795.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 130944606 is about 11443.1029882633. The cubic root of 130944606 is about 507.8037118561.

The spelling of 130944606 in words is "one hundred thirty million, nine hundred forty-four thousand, six hundred six".

Divisors: 1 2 3 6 13 26 39 78 1678777 3357554 5036331 10072662 21824101 43648202 65472303 130944606