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130927068 = 223223915217
BaseRepresentation
bin1111100110111…
…00100111011100
3100010100210011200
413303130213130
5232004131233
620554115500
73146601366
oct763344734
9303323150
10130927068
11679a5498
1237a1bb90
132118174c
1413561d36
15b763313
hex7cdc9dc

130927068 has 36 divisors (see below), whose sum is σ = 332361120. Its totient is φ = 43456896.

The previous prime is 130927057. The next prime is 130927079. The reversal of 130927068 is 860729031.

It is an interprime number because it is at equal distance from previous prime (130927057) and next prime (130927079).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 996 + ... + 16212.

Almost surely, 2130927068 is an apocalyptic number.

130927068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

130927068 is an abundant number, since it is smaller than the sum of its proper divisors (201434052).

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

130927068 is a wasteful number, since it uses less digits than its factorization.

130927068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15466 (or 15461 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 130927068 is about 11442.3366494785. The cubic root of 130927068 is about 507.7810400323.

The spelling of 130927068 in words is "one hundred thirty million, nine hundred twenty-seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 239 478 717 956 1434 2151 2868 4302 8604 15217 30434 45651 60868 91302 136953 182604 273906 547812 3636863 7273726 10910589 14547452 21821178 32731767 43642356 65463534 130927068