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130358823 = 3722732731
BaseRepresentation
bin1111100010100…
…01111000100111
3100002021220200120
413301101320213
5231332440243
620534013023
73142013610
oct761217047
9302256616
10130358823
1167647571
12377a7173
1321012bca
1413454c07
15b69ec83
hex7c51e27

130358823 has 16 divisors (see below), whose sum is σ = 198802176. Its totient is φ = 74430720.

The previous prime is 130358821. The next prime is 130358863. The reversal of 130358823 is 328853031.

It is not a de Polignac number, because 130358823 - 21 = 130358821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130358821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46368 + ... + 49098.

It is an arithmetic number, because the mean of its divisors is an integer number (12425136).

Almost surely, 2130358823 is an apocalyptic number.

130358823 is a deficient number, since it is larger than the sum of its proper divisors (68443353).

130358823 is a wasteful number, since it uses less digits than its factorization.

130358823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 130358823 is about 11417.4788372915. The cubic root of 130358823 is about 507.0453569434.

The spelling of 130358823 in words is "one hundred thirty million, three hundred fifty-eight thousand, eight hundred twenty-three".

Divisors: 1 3 7 21 2273 2731 6819 8193 15911 19117 47733 57351 6207563 18622689 43452941 130358823