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130204566 = 23210370229
BaseRepresentation
bin1111100001011…
…00001110010110
3100002000002002100
413300230032112
5231313021231
620530422530
73140502102
oct760541626
9302002070
10130204566
1167551688
1237731a46
1320c8a92b
1413414902
15b66e1e6
hex7c2c396

130204566 has 24 divisors (see below), whose sum is σ = 284852880. Its totient is φ = 42979536.

The previous prime is 130204553. The next prime is 130204579. The reversal of 130204566 is 665402031.

It is an interprime number because it is at equal distance from previous prime (130204553) and next prime (130204579).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33261 + ... + 36968.

It is an arithmetic number, because the mean of its divisors is an integer number (11868870).

Almost surely, 2130204566 is an apocalyptic number.

130204566 is an abundant number, since it is smaller than the sum of its proper divisors (154648314).

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

130204566 is a wasteful number, since it uses less digits than its factorization.

130204566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70340 (or 70337 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 130204566 is about 11410.7215372210. The cubic root of 130204566 is about 506.8452779984.

Adding to 130204566 its reverse (665402031), we get a palindrome (795606597).

The spelling of 130204566 in words is "one hundred thirty million, two hundred four thousand, five hundred sixty-six".

Divisors: 1 2 3 6 9 18 103 206 309 618 927 1854 70229 140458 210687 421374 632061 1264122 7233587 14467174 21700761 43401522 65102283 130204566