Base | Representation |
---|---|
bin | 110101010010101010… |
… | …011100110001100110 |
3 | 12110200212020001101210 |
4 | 311102222130301212 |
5 | 1414142141400340 |
6 | 42142005532250 |
7 | 4064000111364 |
oct | 652252346146 |
9 | 173625201353 |
10 | 57221434470 |
11 | 222a400a712 |
12 | b10b414086 |
13 | 551bbc6285 |
14 | 2aab84c634 |
15 | 174d84e180 |
hex | d52a9cc66 |
57221434470 has 16 divisors (see below), whose sum is σ = 137331442800. Its totient is φ = 15259049184.
The previous prime is 57221434453. The next prime is 57221434499. The reversal of 57221434470 is 7443412275.
57221434470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 953690545 + ... + 953690604.
It is an arithmetic number, because the mean of its divisors is an integer number (8583215175).
Almost surely, 257221434470 is an apocalyptic number.
57221434470 is an abundant number, since it is smaller than the sum of its proper divisors (80110008330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57221434470 is a wasteful number, since it uses less digits than its factorization.
57221434470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1907381159.
The product of its (nonzero) digits is 188160, while the sum is 39.
The spelling of 57221434470 in words is "fifty-seven billion, two hundred twenty-one million, four hundred thirty-four thousand, four hundred seventy".
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