Base | Representation |
---|---|
bin | 111110110001110011011 |
3 | 10212111211110 |
4 | 13312032123 |
5 | 1011311430 |
6 | 112031403 |
7 | 23325264 |
oct | 7661633 |
9 | 3774743 |
10 | 2057115 |
11 | 11855a5 |
12 | 832563 |
13 | 570438 |
14 | 3b796b |
15 | 2a97b0 |
hex | 1f639b |
2057115 has 16 divisors (see below), whose sum is σ = 3405600. Its totient is φ = 1059072.
The previous prime is 2057113. The next prime is 2057137. The reversal of 2057115 is 5117502.
It is not a de Polignac number, because 2057115 - 21 = 2057113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2057091 and 2057100.
It is not an unprimeable number, because it can be changed into a prime (2057113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930 + ... + 2799.
It is an arithmetic number, because the mean of its divisors is an integer number (212850).
22057115 is an apocalyptic number.
2057115 is a deficient number, since it is larger than the sum of its proper divisors (1348485).
2057115 is a wasteful number, since it uses less digits than its factorization.
2057115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4766.
The product of its (nonzero) digits is 350, while the sum is 21.
The square root of 2057115 is about 1434.2646199359. The cubic root of 2057115 is about 127.1802058713.
The spelling of 2057115 in words is "two million, fifty-seven thousand, one hundred fifteen".
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