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130216372 = 221113227651
BaseRepresentation
bin1111100001011…
…11000110110100
3100002000200021121
413300233012310
5231313410442
620530553324
73140551366
oct760570664
9302020247
10130216372
116755a540
1237738844
1320c93110
1413418d36
15b672967
hex7c2f1b4

130216372 has 24 divisors (see below), whose sum is σ = 267718752. Its totient is φ = 54636000.

The previous prime is 130216349. The next prime is 130216417. The reversal of 130216372 is 273612031.

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, 113254 + ... + 114397.

It is an arithmetic number, because the mean of its divisors is an integer number (11154948).

Almost surely, 2130216372 is an apocalyptic number.

It is an amenable number.

130216372 is an abundant number, since it is smaller than the sum of its proper divisors (137502380).

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

130216372 is a wasteful number, since it uses less digits than its factorization.

130216372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227679 (or 227677 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 130216372 is about 11411.2388459799. The cubic root of 130216372 is about 506.8605965460.

The spelling of 130216372 in words is "one hundred thirty million, two hundred sixteen thousand, three hundred seventy-two".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 227651 455302 910604 2504161 2959463 5008322 5918926 10016644 11837852 32554093 65108186 130216372