Base | Representation |
---|---|
bin | 1111011101110010101… |
… | …01111101100100101001 |
3 | 1212210121112000022220022 |
4 | 13232321111331210221 |
5 | 32201241433111333 |
6 | 1044041211010225 |
7 | 53251231614233 |
oct | 7567125754451 |
9 | 1783545008808 |
10 | 531390519593 |
11 | 1953a810547a |
12 | 86ba1739975 |
13 | 3b15762241b |
14 | 1ba101d3253 |
15 | dc5187cc98 |
hex | 7bb957d929 |
531390519593 has 8 divisors (see below), whose sum is σ = 531761868096. Its totient is φ = 531019249200.
The previous prime is 531390519571. The next prime is 531390519613. The reversal of 531390519593 is 395915093135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 531390519593 - 220 = 531389471017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (531390519503) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21149108 + ... + 21174218.
It is an arithmetic number, because the mean of its divisors is an integer number (66470233512).
Almost surely, 2531390519593 is an apocalyptic number.
It is an amenable number.
531390519593 is a deficient number, since it is larger than the sum of its proper divisors (371348503).
531390519593 is a wasteful number, since it uses less digits than its factorization.
531390519593 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39055.
The product of its (nonzero) digits is 2460375, while the sum is 53.
The spelling of 531390519593 in words is "five hundred thirty-one billion, three hundred ninety million, five hundred nineteen thousand, five hundred ninety-three".
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