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130307032647 = 32116983188491
BaseRepresentation
bin111100101011011100…
…1111000011001000111
3110110100022200010020100
41321112321320121013
54113332100021042
6135510123535143
712262062334161
oct1712671703107
9413308603210
10130307032647
1150298a17320
122130768a4b3
13c39869565c
14644218d931
1535c9cb124c
hex1e56e78647

130307032647 has 24 divisors (see below), whose sum is σ = 205362787968. Its totient is φ = 78962230800.

The previous prime is 130307032633. The next prime is 130307032693. The reversal of 130307032647 is 746230703031.

130307032647 is a `hidden beast` number, since 1 + 3 + 0 + 3 + 0 + 7 + 0 + 3 + 2 + 647 = 666.

It is not a de Polignac number, because 130307032647 - 28 = 130307032391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130307032627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 597072 + ... + 785562.

It is an arithmetic number, because the mean of its divisors is an integer number (8556782832).

Almost surely, 2130307032647 is an apocalyptic number.

130307032647 is a deficient number, since it is larger than the sum of its proper divisors (75055755321).

130307032647 is a wasteful number, since it uses less digits than its factorization.

130307032647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195491 (or 195488 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

Adding to 130307032647 its reverse (746230703031), we get a palindrome (876537735678).

The spelling of 130307032647 in words is "one hundred thirty billion, three hundred seven million, thirty-two thousand, six hundred forty-seven".

Divisors: 1 3 9 11 33 99 6983 20949 62847 76813 188491 230439 565473 691317 1696419 2073401 6220203 18660609 1316232653 3948697959 11846093877 14478559183 43435677549 130307032647