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48686514968 = 23713563118787
BaseRepresentation
bin101101010101111100…
…010100001100011000
311122200001021012220002
4231111330110030120
51244202221434333
634211040552132
73342332356220
oct552574241430
9148601235802
1048686514968
11197142a5333
129529022648
13478b8c2b50
1424dc0dd080
1513ee3de0e8
hexb55f14318

48686514968 has 64 divisors (see below), whose sum is σ = 112554005760. Its totient is φ = 19226226816.

The previous prime is 48686514941. The next prime is 48686514979. The reversal of 48686514968 is 86941568684.

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 15 ways as a sum of consecutive naturals, for example, 350471 + ... + 469257.

It is an arithmetic number, because the mean of its divisors is an integer number (1758656340).

Almost surely, 248686514968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48686514968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56277002880).

48686514968 is an abundant number, since it is smaller than the sum of its proper divisors (63867490792).

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

48686514968 is a wasteful number, since it uses less digits than its factorization.

48686514968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119376 (or 119372 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 65.

The spelling of 48686514968 in words is "forty-eight billion, six hundred eighty-six million, five hundred fourteen thousand, nine hundred sixty-eight".

Divisors: 1 2 4 7 8 13 14 26 28 52 56 91 104 182 364 563 728 1126 2252 3941 4504 7319 7882 14638 15764 29276 31528 51233 58552 102466 118787 204932 237574 409864 475148 831509 950296 1544231 1663018 3088462 3326036 6176924 6652072 10809617 12353848 21619234 43238468 66877081 86476936 133754162 267508324 468139567 535016648 869402053 936279134 1738804106 1872558268 3477608212 3745116536 6085814371 6955216424 12171628742 24343257484 48686514968