Base | Representation |
---|---|
bin | 1001010101100110… |
… | …0011100011010101 |
3 | 20110200102121122111 |
4 | 2111121203203111 |
5 | 20113131120110 |
6 | 1052415031021 |
7 | 116053636006 |
oct | 22531434325 |
9 | 6420377574 |
10 | 2506504405 |
11 | 1076946949 |
12 | 59b50b471 |
13 | 30c398c02 |
14 | 19ac651ad |
15 | ea0b2e8a |
hex | 956638d5 |
2506504405 has 8 divisors (see below), whose sum is σ = 3019243392. Its totient is φ = 1997578128.
The previous prime is 2506504397. The next prime is 2506504439. The reversal of 2506504405 is 5044056052.
2506504405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2506504405 - 23 = 2506504397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951729 + ... + 954358.
It is an arithmetic number, because the mean of its divisors is an integer number (377405424).
Almost surely, 22506504405 is an apocalyptic number.
It is an amenable number.
2506504405 is a deficient number, since it is larger than the sum of its proper divisors (512738987).
2506504405 is a wasteful number, since it uses less digits than its factorization.
2506504405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906355.
The product of its (nonzero) digits is 24000, while the sum is 31.
The square root of 2506504405 is about 50065.0017976630. The cubic root of 2506504405 is about 1358.3848337414.
The spelling of 2506504405 in words is "two billion, five hundred six million, five hundred four thousand, four hundred five".
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