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130311022 = 2592710993
BaseRepresentation
bin1111100010001…
…10001101101110
3100002012111010011
413301012031232
5231324423042
620533003434
73141424342
oct761061556
9302174104
10130311022
1167614666
123778357a
1320cc721a
1413441622
15b690a17
hex7c4636e

130311022 has 8 divisors (see below), whose sum is σ = 195517296. Its totient is φ = 65138592.

The previous prime is 130310989. The next prime is 130311043. The reversal of 130311022 is 220113031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 130310993 and 130311011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6358 + ... + 17350.

It is an arithmetic number, because the mean of its divisors is an integer number (24439662).

Almost surely, 2130311022 is an apocalyptic number.

130311022 is a deficient number, since it is larger than the sum of its proper divisors (65206274).

130311022 is a wasteful number, since it uses less digits than its factorization.

130311022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16922.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130311022 is about 11415.3853198217. The cubic root of 130311022 is about 506.9833735715.

Adding to 130311022 its reverse (220113031), we get a palindrome (350424053).

The spelling of 130311022 in words is "one hundred thirty million, three hundred eleven thousand, twenty-two".

Divisors: 1 2 5927 10993 11854 21986 65155511 130311022