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130606047 = 33111333827
BaseRepresentation
bin1111100100011…
…10001111011111
3100002202110211000
413302032033133
5231413343142
620543201343
73144063435
oct762161737
9302673730
10130606047
11677a6290
12378a6253
132109b5b0
14134bad55
15b6ed14c
hex7c8e3df

130606047 has 32 divisors (see below), whose sum is σ = 227324160. Its totient is φ = 73064160.

The previous prime is 130606043. The next prime is 130606051. The reversal of 130606047 is 740606031.

130606047 is a `hidden beast` number, since 13 + 0 + 606 + 0 + 47 = 666.

It is an interprime number because it is at equal distance from previous prime (130606043) and next prime (130606051).

It is not a de Polignac number, because 130606047 - 22 = 130606043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 130606047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130606043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13053 + ... + 20774.

It is an arithmetic number, because the mean of its divisors is an integer number (7103880).

Almost surely, 2130606047 is an apocalyptic number.

130606047 is a deficient number, since it is larger than the sum of its proper divisors (96718113).

130606047 is a wasteful number, since it uses less digits than its factorization.

130606047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33860 (or 33854 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 130606047 is about 11428.3002673188. The cubic root of 130606047 is about 507.3656897444.

The spelling of 130606047 in words is "one hundred thirty million, six hundred six thousand, forty-seven".

Divisors: 1 3 9 11 13 27 33 39 99 117 143 297 351 429 1287 3861 33827 101481 304443 372097 439751 913329 1116291 1319253 3348873 3957759 4837261 10046619 11873277 14511783 43535349 130606047