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130323032 = 2372327197
BaseRepresentation
bin1111100010010…
…01001001011000
3100002020002120222
413301021021120
5231330314112
620533135212
73141504350
oct761111130
9302202528
10130323032
1167622694
123778a508
1320ccc828
1413445b60
15b694372
hex7c49258

130323032 has 16 divisors (see below), whose sum is σ = 279263760. Its totient is φ = 55852704.

The previous prime is 130323019. The next prime is 130323043. The reversal of 130323032 is 230323031.

It is a self number, because there is not a number n which added to its sum of digits gives 130323032.

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, 1163543 + ... + 1163654.

It is an arithmetic number, because the mean of its divisors is an integer number (17453985).

Almost surely, 2130323032 is an apocalyptic number.

It is an amenable number.

130323032 is an abundant number, since it is smaller than the sum of its proper divisors (148940728).

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

130323032 is a wasteful number, since it uses less digits than its factorization.

130323032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327210 (or 2327206 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 130323032 is about 11415.9113521436. The cubic root of 130323032 is about 506.9989483177.

Adding to 130323032 its reverse (230323031), we get a palindrome (360646063).

Subtracting 130323032 from its reverse (230323031), we obtain a palindrome (99999999).

The spelling of 130323032 in words is "one hundred thirty million, three hundred twenty-three thousand, thirty-two".

Divisors: 1 2 4 7 8 14 28 56 2327197 4654394 9308788 16290379 18617576 32580758 65161516 130323032