Base | Representation |
---|---|
bin | 111100111110000… |
… | …100011011111001 |
3 | 2122021202220120110 |
4 | 330332010123321 |
5 | 4043330412212 |
6 | 245300214533 |
7 | 34230353400 |
oct | 7476043371 |
9 | 2567686513 |
10 | 1022904057 |
11 | 485447a5a |
12 | 24669a449 |
13 | 133bc9396 |
14 | 99bd0637 |
15 | 5ec07a3c |
hex | 3cf846f9 |
1022904057 has 24 divisors (see below), whose sum is σ = 1601397216. Its totient is φ = 579044928.
The previous prime is 1022904041. The next prime is 1022904073. The reversal of 1022904057 is 7504092201.
It is an interprime number because it is at equal distance from previous prime (1022904041) and next prime (1022904073).
It is not a de Polignac number, because 1022904057 - 24 = 1022904041 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1022904017) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16788 + ... + 48245.
It is an arithmetic number, because the mean of its divisors is an integer number (66724884).
Almost surely, 21022904057 is an apocalyptic number.
It is an amenable number.
1022904057 is a deficient number, since it is larger than the sum of its proper divisors (578493159).
1022904057 is a wasteful number, since it uses less digits than its factorization.
1022904057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65157 (or 65150 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 1022904057 is about 31982.8713063727. The cubic root of 1022904057 is about 1007.5771277929.
Adding to 1022904057 its reverse (7504092201), we get a palindrome (8526996258).
The spelling of 1022904057 in words is "one billion, twenty-two million, nine hundred four thousand, fifty-seven".
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