Base | Representation |
---|---|
bin | 110101010010011100… |
… | …011111010110010000 |
3 | 12110200121100010112120 |
4 | 311102130133112100 |
5 | 1414140222244432 |
6 | 42141355254240 |
7 | 4063624030350 |
oct | 652234372620 |
9 | 173617303476 |
10 | 57217774992 |
11 | 222a1a40254 |
12 | b10a14a380 |
13 | 551b2146c1 |
14 | 2aab178b60 |
15 | 174d379c2c |
hex | d5271f590 |
57217774992 has 40 divisors (see below), whose sum is σ = 168928670016. Its totient is φ = 16347935616.
The previous prime is 57217774963. The next prime is 57217775011. The reversal of 57217774992 is 29947771275.
57217774992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85145163 + ... + 85145834.
Almost surely, 257217774992 is an apocalyptic number.
It is an amenable number.
57217774992 is an abundant number, since it is smaller than the sum of its proper divisors (111710895024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57217774992 is a wasteful number, since it uses less digits than its factorization.
57217774992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170291015 (or 170291009 counting only the distinct ones).
The product of its digits is 15558480, while the sum is 60.
The spelling of 57217774992 in words is "fifty-seven billion, two hundred seventeen million, seven hundred seventy-four thousand, nine hundred ninety-two".
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