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130998224 = 2471169627
BaseRepresentation
bin1111100111011…
…01111111010000
3100010111101210002
413303231333100
5232013420344
620555425132
73150316010
oct763557720
9303441702
10130998224
1167a439a5
1237a551a8
13211a7c56
141357dc40
15b77944e
hex7cedfd0

130998224 has 20 divisors (see below), whose sum is σ = 290067744. Its totient is φ = 56142048.

The previous prime is 130998223. The next prime is 130998227. The reversal of 130998224 is 422899031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130998223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584702 + ... + 584925.

Almost surely, 2130998224 is an apocalyptic number.

130998224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

130998224 is an abundant number, since it is smaller than the sum of its proper divisors (159069520).

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

130998224 is a wasteful number, since it uses less digits than its factorization.

130998224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169642 (or 1169636 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 130998224 is about 11445.4455570764. The cubic root of 130998224 is about 507.8730126717.

The spelling of 130998224 in words is "one hundred thirty million, nine hundred ninety-eight thousand, two hundred twenty-four".

Divisors: 1 2 4 7 8 14 16 28 56 112 1169627 2339254 4678508 8187389 9357016 16374778 18714032 32749556 65499112 130998224