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130555222 = 27233731087
BaseRepresentation
bin1111100100000…
…01110101010110
3100002122220002121
413302001311112
5231410231342
620542130154
73143462320
oct762016526
9302586077
10130555222
1167771086
123788095a
1321081415
14134a6610
15b6dd067
hex7c81d56

130555222 has 32 divisors (see below), whose sum is σ = 234381312. Its totient is φ = 53326944.

The previous prime is 130555219. The next prime is 130555231. The reversal of 130555222 is 222555031.

It is a happy number.

It is a congruent number.

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, 119563 + ... + 120649.

It is an arithmetic number, because the mean of its divisors is an integer number (7324416).

Almost surely, 2130555222 is an apocalyptic number.

130555222 is a deficient number, since it is larger than the sum of its proper divisors (103826090).

130555222 is a wasteful number, since it uses less digits than its factorization.

130555222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 130555222 is about 11426.0764044356. The cubic root of 130555222 is about 507.2998678638.

The spelling of 130555222 in words is "one hundred thirty million, five hundred fifty-five thousand, two hundred twenty-two".

Divisors: 1 2 7 14 23 46 161 322 373 746 1087 2174 2611 5222 7609 8579 15218 17158 25001 50002 60053 120106 175007 350014 405451 810902 2838157 5676314 9325373 18650746 65277611 130555222