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130323246 = 2341951839
BaseRepresentation
bin1111100010010…
…01001100101110
3100002020002212220
413301021030232
5231330320441
620533140210
73141505104
oct761111456
9302202786
10130323246
1167622869
123778a666
1320ccc961
1413445c74
15b694466
hex7c4932e

130323246 has 16 divisors (see below), whose sum is σ = 261273600. Its totient is φ = 43336568.

The previous prime is 130323233. The next prime is 130323247. The reversal of 130323246 is 642323031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130323247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23406 + ... + 28433.

It is an arithmetic number, because the mean of its divisors is an integer number (16329600).

Almost surely, 2130323246 is an apocalyptic number.

130323246 is an abundant number, since it is smaller than the sum of its proper divisors (130950354).

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

130323246 is a wasteful number, since it uses less digits than its factorization.

130323246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52263.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 130323246 is about 11415.9207250226. The cubic root of 130323246 is about 506.9992258274. Note that the first 3 decimals are identical.

Adding to 130323246 its reverse (642323031), we get a palindrome (772646277).

The spelling of 130323246 in words is "one hundred thirty million, three hundred twenty-three thousand, two hundred forty-six".

Divisors: 1 2 3 6 419 838 1257 2514 51839 103678 155517 311034 21720541 43441082 65161623 130323246