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130563423 = 32292511993
BaseRepresentation
bin1111100100000…
…11110101011111
3100002200022100100
413302003311133
5231411012143
620542232143
73143525244
oct762036537
9302608310
10130563423
1167777261
1237885653
1321085083
14134a95cb
15b6e06d3
hex7c83d5f

130563423 has 24 divisors (see below), whose sum is σ = 195970320. Its totient is φ = 83664000.

The previous prime is 130563409. The next prime is 130563469. The reversal of 130563423 is 324365031.

It is a happy number.

130563423 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 634 + 23 = 666.

It is not a de Polignac number, because 130563423 - 213 = 130555231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130563403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64515 + ... + 66507.

It is an arithmetic number, because the mean of its divisors is an integer number (8165430).

Almost surely, 2130563423 is an apocalyptic number.

130563423 is a deficient number, since it is larger than the sum of its proper divisors (65406897).

130563423 is a wasteful number, since it uses less digits than its factorization.

130563423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 130563423 is about 11426.4352708970. The cubic root of 130563423 is about 507.3104898802.

The spelling of 130563423 in words is "one hundred thirty million, five hundred sixty-three thousand, four hundred twenty-three".

Divisors: 1 3 9 29 87 251 261 753 1993 2259 5979 7279 17937 21837 57797 65511 173391 500243 520173 1500729 4502187 14507047 43521141 130563423