Base | Representation |
---|---|
bin | 111110010110001001101 |
3 | 10211210102002 |
4 | 13302301031 |
5 | 1010333312 |
6 | 111442045 |
7 | 23236100 |
oct | 7626115 |
9 | 3753362 |
10 | 2042957 |
11 | 11759a4 |
12 | 826325 |
13 | 566b67 |
14 | 3b2737 |
15 | 2a54c2 |
hex | 1f2c4d |
2042957 has 12 divisors (see below), whose sum is σ = 2400156. Its totient is φ = 1733760.
The previous prime is 2042933. The next prime is 2042969. The reversal of 2042957 is 7592402.
It can be written as a sum of positive squares in 2 ways, for example, as 1713481 + 329476 = 1309^2 + 574^2 .
It is not a de Polignac number, because 2042957 - 210 = 2041933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042357) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8357 + ... + 8597.
It is an arithmetic number, because the mean of its divisors is an integer number (200013).
22042957 is an apocalyptic number.
It is an amenable number.
2042957 is a deficient number, since it is larger than the sum of its proper divisors (357199).
2042957 is a wasteful number, since it uses less digits than its factorization.
2042957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428 (or 421 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 2042957 is about 1429.3204679147. The cubic root of 2042957 is about 126.8877632820.
The spelling of 2042957 in words is "two million, forty-two thousand, nine hundred fifty-seven".
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