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83124001066580 = 2254156200053329
BaseRepresentation
bin10010111001100111010000…
…100011100100111001010100
3101220022120120120000011002122
4102321213100203210321110
541343400423233112310
6452442350001155112
723336340144055115
oct2271472043447124
9356276516004078
1083124001066580
1124538766622531
1293a5ba392ba98
13374c7377824a6
14167531a34420c
159923a5519555
hex4b99d08e4e54

83124001066580 has 12 divisors (see below), whose sum is σ = 174560402239860. Its totient is φ = 33249600426624.

The previous prime is 83124001066573. The next prime is 83124001066619. The reversal of 83124001066580 is 8566010042138.

It can be written as a sum of positive squares in 2 ways, for example, as 58303059294736 + 24820941771844 = 7635644^2 + 4982062^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2078100026645 + ... + 2078100026684.

It is an arithmetic number, because the mean of its divisors is an integer number (14546700186655).

Almost surely, 283124001066580 is an apocalyptic number.

It is an amenable number.

83124001066580 is an abundant number, since it is smaller than the sum of its proper divisors (91436401173280).

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

83124001066580 is a wasteful number, since it uses less digits than its factorization.

83124001066580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4156200053338 (or 4156200053336 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 83124001066580 in words is "eighty-three trillion, one hundred twenty-four billion, one million, sixty-six thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 4156200053329 8312400106658 16624800213316 20781000266645 41562000533290 83124001066580