Base | Representation |
---|---|
bin | 100111111101111100… |
… | …1011111111011011110 |
3 | 22012112200021211102100 |
4 | 1033323321133323132 |
5 | 2401240104022310 |
6 | 103232514105530 |
7 | 6125650330410 |
oct | 1177371377336 |
9 | 265480254370 |
10 | 85830532830 |
11 | 33445109759 |
12 | 1477457b2a6 |
13 | 812b076c43 |
14 | 42232729b0 |
15 | 23752cdec0 |
hex | 13fbe5fede |
85830532830 has 96 divisors (see below), whose sum is σ = 261259846848. Its totient is φ = 19139904000.
The previous prime is 85830532819. The next prime is 85830532849. The reversal of 85830532830 is 3823503858.
85830532830 is a `hidden beast` number, since 8 + 5 + 8 + 30 + 532 + 83 + 0 = 666.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1635621 + ... + 1687280.
It is an arithmetic number, because the mean of its divisors is an integer number (2721456738).
Almost surely, 285830532830 is an apocalyptic number.
85830532830 is an abundant number, since it is smaller than the sum of its proper divisors (175429314018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85830532830 is a wasteful number, since it uses less digits than its factorization.
85830532830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3322962 (or 3322959 counting only the distinct ones).
The product of its (nonzero) digits is 691200, while the sum is 45.
The spelling of 85830532830 in words is "eighty-five billion, eight hundred thirty million, five hundred thirty-two thousand, eight hundred thirty".
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