Base | Representation |
---|---|
bin | 111101010100011… |
… | …0110100011100010 |
3 | 12022101121022221220 |
4 | 1322220312203202 |
5 | 13203211421240 |
6 | 540055555510 |
7 | 101662466325 |
oct | 17250664342 |
9 | 5271538856 |
10 | 2057529570 |
11 | 966470468 |
12 | 49508bb96 |
13 | 26a36aa25 |
14 | 1573927bc |
15 | c09785d0 |
hex | 7aa368e2 |
2057529570 has 64 divisors (see below), whose sum is σ = 5221601280. Its totient is φ = 517434048.
The previous prime is 2057529541. The next prime is 2057529571. The reversal of 2057529570 is 759257502.
It is a happy number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2057529571) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119017 + ... + 135203.
It is an arithmetic number, because the mean of its divisors is an integer number (81587520).
Almost surely, 22057529570 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2057529570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2610800640).
2057529570 is an abundant number, since it is smaller than the sum of its proper divisors (3164071710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2057529570 is a wasteful number, since it uses less digits than its factorization.
2057529570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16439.
The product of its (nonzero) digits is 220500, while the sum is 42.
The square root of 2057529570 is about 45359.9996693122. Note that the first 3 decimals coincide. The cubic root of 2057529570 is about 1271.8874883178.
The spelling of 2057529570 in words is "two billion, fifty-seven million, five hundred twenty-nine thousand, five hundred seventy".
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