Base | Representation |
---|---|
bin | 11100111010011011111… |
… | …00000101000111001001 |
3 | 10111222020220002222121102 |
4 | 32131031330011013021 |
5 | 112234033412244320 |
6 | 2040214330551145 |
7 | 131526331342124 |
oct | 16351574050711 |
9 | 3458226088542 |
10 | 993445040585 |
11 | 35335490a968 |
12 | 1406528984b5 |
13 | 728b224412a |
14 | 36123a573bb |
15 | 1ac9605b175 |
hex | e74df051c9 |
993445040585 has 32 divisors (see below), whose sum is σ = 1205886154752. Its totient is φ = 785655070720.
The previous prime is 993445040527. The next prime is 993445040633. The reversal of 993445040585 is 585040544399.
It is not a de Polignac number, because 993445040585 - 26 = 993445040521 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 993445040585.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108723137 + ... + 108732273.
It is an arithmetic number, because the mean of its divisors is an integer number (37683942336).
Almost surely, 2993445040585 is an apocalyptic number.
It is an amenable number.
993445040585 is a deficient number, since it is larger than the sum of its proper divisors (212441114167).
993445040585 is a wasteful number, since it uses less digits than its factorization.
993445040585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10033.
The product of its (nonzero) digits is 15552000, while the sum is 56.
The spelling of 993445040585 in words is "nine hundred ninety-three billion, four hundred forty-five million, forty thousand, five hundred eighty-five".
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