Base | Representation |
---|---|
bin | 111101010011111… |
… | …0000001110101011 |
3 | 12022101001200211012 |
4 | 1322213300032223 |
5 | 13203123212030 |
6 | 540045454135 |
7 | 101660156450 |
oct | 17247601653 |
9 | 5271050735 |
10 | 2057241515 |
11 | 966293aaa |
12 | 494b7134b |
13 | 26a299894 |
14 | 157319827 |
15 | c091d095 |
hex | 7a9f03ab |
2057241515 has 8 divisors (see below), whose sum is σ = 2821359840. Its totient is φ = 1410679872.
The previous prime is 2057241491. The next prime is 2057241521. The reversal of 2057241515 is 5151427502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2057241515 - 228 = 1788806059 is a prime.
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, 29389130 + ... + 29389199.
It is an arithmetic number, because the mean of its divisors is an integer number (352669980).
Almost surely, 22057241515 is an apocalyptic number.
2057241515 is a deficient number, since it is larger than the sum of its proper divisors (764118325).
2057241515 is an equidigital number, since it uses as much as digits as its factorization.
2057241515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58778341.
The product of its (nonzero) digits is 14000, while the sum is 32.
The square root of 2057241515 is about 45356.8243487130. The cubic root of 2057241515 is about 1271.8281306210.
The spelling of 2057241515 in words is "two billion, fifty-seven million, two hundred forty-one thousand, five hundred fifteen".
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