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130803651 = 32111321249
BaseRepresentation
bin1111100101111…
…10011111000011
3100010010111212200
413302332133003
5231441204101
620551324243
73145545516
oct762763703
9303114780
10130803651
11679207a0
1237980683
132113a514
141352cd7d
15b73b986
hex7cbe7c3

130803651 has 12 divisors (see below), whose sum is σ = 206115000. Its totient is φ = 79274880.

The previous prime is 130803643. The next prime is 130803677. The reversal of 130803651 is 156308031.

130803651 is a `hidden beast` number, since 1 + 3 + 0 + 8 + 0 + 3 + 651 = 666.

It is not a de Polignac number, because 130803651 - 23 = 130803643 is a prime.

It is a super-2 number, since 2×1308036512 = 34219190229859602, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (130803611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660526 + ... + 660723.

It is an arithmetic number, because the mean of its divisors is an integer number (17176250).

Almost surely, 2130803651 is an apocalyptic number.

130803651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

130803651 is a deficient number, since it is larger than the sum of its proper divisors (75311349).

130803651 is a wasteful number, since it uses less digits than its factorization.

130803651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321266 (or 1321263 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 130803651 is about 11436.9423798496. The cubic root of 130803651 is about 507.6214384178.

The spelling of 130803651 in words is "one hundred thirty million, eight hundred three thousand, six hundred fifty-one".

Divisors: 1 3 9 11 33 99 1321249 3963747 11891241 14533739 43601217 130803651