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8379230052 = 2231974349463
BaseRepresentation
bin1111100110111000…
…01110011101100100
3210121221222222201210
413303130032131210
5114130040330202
63503243551420
7414434165064
oct76334163544
923557888653
108379230052
11360a947616
12175a22b570
13a36c919bb
14596bc33a4
15340959c6c
hex1f370e764

8379230052 has 48 divisors (see below), whose sum is σ = 20608680960. Its totient is φ = 2642457888.

The previous prime is 8379230023. The next prime is 8379230053. The reversal of 8379230052 is 2500329738.

It is a super-2 number, since 2×83792300522 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8379230053) by changing a digit.

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, 144673 + ... + 194135.

It is an arithmetic number, because the mean of its divisors is an integer number (429347520).

Almost surely, 28379230052 is an apocalyptic number.

It is an amenable number.

8379230052 is an abundant number, since it is smaller than the sum of its proper divisors (12229450908).

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

8379230052 is a wasteful number, since it uses less digits than its factorization.

8379230052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50232 (or 50230 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 8379230052 is about 91538.1344140244. The cubic root of 8379230052 is about 2031.1158943612.

The spelling of 8379230052 in words is "eight billion, three hundred seventy-nine million, two hundred thirty thousand, fifty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 743 1486 2229 2972 4458 8916 14117 28234 42351 49463 56468 84702 98926 148389 169404 197852 296778 593556 939797 1879594 2819391 3759188 5638782 11277564 36751009 73502018 110253027 147004036 220506054 441012108 698269171 1396538342 2094807513 2793076684 4189615026 8379230052