Base | Representation |
---|---|
bin | 111100111011001… |
… | …010011001001001 |
3 | 2122020100012021001 |
4 | 330323022121021 |
5 | 4043132021100 |
6 | 245232015001 |
7 | 34221030622 |
oct | 7473123111 |
9 | 2566305231 |
10 | 1022142025 |
11 | 484a77483 |
12 | 246391461 |
13 | 1339c0588 |
14 | 99a72a49 |
15 | 5eb06d6a |
hex | 3ceca649 |
1022142025 has 12 divisors (see below), whose sum is σ = 1273469584. Its totient is φ = 813834000.
The previous prime is 1022142007. The next prime is 1022142061. The reversal of 1022142025 is 5202412201.
It is not a de Polignac number, because 1022142025 - 229 = 485271113 is a prime.
It is a super-2 number, since 2×10221420252 = 2089548638542201250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1022141993 and 1022142011.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91611 + ... + 102160.
Almost surely, 21022142025 is an apocalyptic number.
It is an amenable number.
1022142025 is a deficient number, since it is larger than the sum of its proper divisors (251327559).
1022142025 is a wasteful number, since it uses less digits than its factorization.
1022142025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193992 (or 193987 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 1022142025 is about 31970.9559600585. The cubic root of 1022142025 is about 1007.3268609989.
Adding to 1022142025 its reverse (5202412201), we get a palindrome (6224554226).
The spelling of 1022142025 in words is "one billion, twenty-two million, one hundred forty-two thousand, twenty-five".
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