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130144315 = 5729128221
BaseRepresentation
bin1111100000111…
…01100000111011
3100001220000102211
413300131200323
5231304104230
620525235551
73140131330
oct760354073
9301800384
10130144315
1167510394
1237702bb7
1320c69392
14133da987
15b65b42a
hex7c1d83b

130144315 has 16 divisors (see below), whose sum is σ = 184639680. Its totient is φ = 86163840.

The previous prime is 130144303. The next prime is 130144331. The reversal of 130144315 is 513441031.

It is not a de Polignac number, because 130144315 - 217 = 130013243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63096 + ... + 65125.

It is an arithmetic number, because the mean of its divisors is an integer number (11539980).

Almost surely, 2130144315 is an apocalyptic number.

130144315 is a deficient number, since it is larger than the sum of its proper divisors (54495365).

130144315 is a wasteful number, since it uses less digits than its factorization.

130144315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128262.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 130144315 is about 11408.0811269906. The cubic root of 130144315 is about 506.7670865612.

Adding to 130144315 its reverse (513441031), we get a palindrome (643585346).

The spelling of 130144315 in words is "one hundred thirty million, one hundred forty-four thousand, three hundred fifteen".

Divisors: 1 5 7 29 35 145 203 1015 128221 641105 897547 3718409 4487735 18592045 26028863 130144315