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130400204 = 22119730553
BaseRepresentation
bin1111100010110…
…11111111001100
3100002101000110012
413301123333030
5231340301304
620534532352
73142245344
oct761337714
9302330405
10130400204
1167675670
12378070b8
13210289ac
1413465d24
15b6ac16e
hex7c5bfcc

130400204 has 24 divisors (see below), whose sum is σ = 251520528. Its totient is φ = 58659840.

The previous prime is 130400203. The next prime is 130400261. The reversal of 130400204 is 402004031.

It is not an unprimeable number, because it can be changed into a prime (130400203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11009 + ... + 19544.

It is an arithmetic number, because the mean of its divisors is an integer number (10480022).

Almost surely, 2130400204 is an apocalyptic number.

It is an amenable number.

130400204 is a deficient number, since it is larger than the sum of its proper divisors (121120324).

130400204 is a wasteful number, since it uses less digits than its factorization.

130400204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30665 (or 30663 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 130400204 is about 11419.2908711531. The cubic root of 130400204 is about 507.0990032908.

Adding to 130400204 its reverse (402004031), we get a palindrome (532404235).

The spelling of 130400204 in words is "one hundred thirty million, four hundred thousand, two hundred four".

Divisors: 1 2 4 11 22 44 97 194 388 1067 2134 4268 30553 61106 122212 336083 672166 1344332 2963641 5927282 11854564 32600051 65200102 130400204