Base | Representation |
---|---|
bin | 111100010111101… |
… | …0011010111111001 |
3 | 12020011122111102012 |
4 | 1320233103113321 |
5 | 13122032303131 |
6 | 533001015305 |
7 | 101124606620 |
oct | 17057232771 |
9 | 5204574365 |
10 | 2025666041 |
11 | 94a487973 |
12 | 486484535 |
13 | 263892779 |
14 | 15305a6b7 |
15 | bcc8252b |
hex | 78bd35f9 |
2025666041 has 4 divisors (see below), whose sum is σ = 2315046912. Its totient is φ = 1736285172.
The previous prime is 2025666031. The next prime is 2025666061. The reversal of 2025666041 is 1406665202.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1406665202 = 2 ⋅703332601.
It is a cyclic number.
It is not a de Polignac number, because 2025666041 - 210 = 2025665017 is a prime.
It is a super-2 number, since 2×20256660412 = 8206645819321227362, 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 = 2025665989 and 2025666007.
It is not an unprimeable number, because it can be changed into a prime (2025666001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144690425 + ... + 144690438.
It is an arithmetic number, because the mean of its divisors is an integer number (578761728).
Almost surely, 22025666041 is an apocalyptic number.
It is an amenable number.
2025666041 is a deficient number, since it is larger than the sum of its proper divisors (289380871).
2025666041 is an equidigital number, since it uses as much as digits as its factorization.
2025666041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289380870.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 2025666041 is about 45007.3998471362. The cubic root of 2025666041 is about 1265.2876891027.
The spelling of 2025666041 in words is "two billion, twenty-five million, six hundred sixty-six thousand, forty-one".
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