Base | Representation |
---|---|
bin | 1000011001101111… |
… | …0010011110110101 |
3 | 12211011222210111220 |
4 | 2012123302132311 |
5 | 14104342302410 |
6 | 1011445420553 |
7 | 106614565230 |
oct | 20633623665 |
9 | 5734883456 |
10 | 2255431605 |
11 | a58150169 |
12 | 52b40a759 |
13 | 29c36c11b |
14 | 17578a417 |
15 | d301b070 |
hex | 866f27b5 |
2255431605 has 16 divisors (see below), whose sum is σ = 4124217984. Its totient is φ = 1031054400.
The previous prime is 2255431561. The next prime is 2255431631. The reversal of 2255431605 is 5061345522.
It is not a de Polignac number, because 2255431605 - 217 = 2255300533 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10740046 + ... + 10740255.
It is an arithmetic number, because the mean of its divisors is an integer number (257763624).
Almost surely, 22255431605 is an apocalyptic number.
It is an amenable number.
2255431605 is a deficient number, since it is larger than the sum of its proper divisors (1868786379).
2255431605 is a wasteful number, since it uses less digits than its factorization.
2255431605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21480316.
The product of its (nonzero) digits is 36000, while the sum is 33.
The square root of 2255431605 is about 47491.3845344606. The cubic root of 2255431605 is about 1311.4242817623.
The spelling of 2255431605 in words is "two billion, two hundred fifty-five million, four hundred thirty-one thousand, six hundred five".
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