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8007059538 = 23218111812081
BaseRepresentation
bin1110111010100001…
…00000100001010010
3202200000200202202200
413131100200201102
5112344301401123
63402311024030
7402264611622
oct73520404122
922600622680
108007059538
11343985a385
12167566b016
139a7b4546a
1455d5c4882
1531ce42143
hex1dd420852

8007059538 has 48 divisors (see below), whose sum is σ = 17467638552. Its totient is φ = 2650752000.

The previous prime is 8007059537. The next prime is 8007059569. The reversal of 8007059538 is 8359507008.

It can be written as a sum of positive squares in 4 ways, for example, as 5838946569 + 2168112969 = 76413^2 + 46563^2 .

It is a super-2 number, since 2×80070595382 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8007059493 and 8007059502.

It is not an unprimeable number, because it can be changed into a prime (8007059537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3846658 + ... + 3848738.

Almost surely, 28007059538 is an apocalyptic number.

8007059538 is an abundant number, since it is smaller than the sum of its proper divisors (9460579014).

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

8007059538 is a wasteful number, since it uses less digits than its factorization.

8007059538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451 (or 3448 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 8007059538 is about 89482.1744147962. The cubic root of 8007059538 is about 2000.5881218727.

The spelling of 8007059538 in words is "eight billion, seven million, fifty-nine thousand, five hundred thirty-eight".

Divisors: 1 2 3 6 9 18 181 362 543 1086 1181 1629 2081 2362 3258 3543 4162 6243 7086 10629 12486 18729 21258 37458 213761 376661 427522 641283 753322 1129983 1282566 1923849 2259966 2457661 3389949 3847698 4915322 6779898 7372983 14745966 22118949 44237898 444836641 889673282 1334509923 2669019846 4003529769 8007059538