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8051313030 = 235379708119
BaseRepresentation
bin1110111111110010…
…10100100110000110
3202210002222002010220
413133321110212012
5112442114004110
63410531325210
7403343013555
oct73771244606
922702862126
108051313030
113461835712
121688450806
139b406b067
14565423d9c
15321c84370
hex1dfe54986

8051313030 has 32 divisors (see below), whose sum is σ = 19374163200. Its totient is φ = 2141348832.

The previous prime is 8051312981. The next prime is 8051313043. The reversal of 8051313030 is 303131508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342690 + ... + 365429.

It is an arithmetic number, because the mean of its divisors is an integer number (605442600).

Almost surely, 28051313030 is an apocalyptic number.

8051313030 is an abundant number, since it is smaller than the sum of its proper divisors (11322850170).

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

8051313030 is a wasteful number, since it uses less digits than its factorization.

8051313030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708508.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 8051313030 is about 89729.1091563936. The cubic root of 8051313030 is about 2004.2669758179.

Adding to 8051313030 its reverse (303131508), we get a palindrome (8354444538).

The spelling of 8051313030 in words is "eight billion, fifty-one million, three hundred thirteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 379 758 1137 1895 2274 3790 5685 11370 708119 1416238 2124357 3540595 4248714 7081190 10621785 21243570 268377101 536754202 805131303 1341885505 1610262606 2683771010 4025656515 8051313030