Base | Representation |
---|---|
bin | 1000100010001001… |
… | …0100010001010001 |
3 | 12220122100110221122 |
4 | 2020202110101101 |
5 | 14142404303142 |
6 | 1015145332025 |
7 | 110523414530 |
oct | 21042242121 |
9 | 5818313848 |
10 | 2290697297 |
11 | a76047869 |
12 | 53b197015 |
13 | 2a6768ab5 |
14 | 17a32a317 |
15 | d61851d2 |
hex | 88894451 |
2290697297 has 4 divisors (see below), whose sum is σ = 2617939776. Its totient is φ = 1963454820.
The previous prime is 2290697287. The next prime is 2290697341. The reversal of 2290697297 is 7927960922.
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.
It is a cyclic number.
It is not a de Polignac number, because 2290697297 - 222 = 2286502993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2290697267) 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, 163621229 + ... + 163621242.
It is an arithmetic number, because the mean of its divisors is an integer number (654484944).
Almost surely, 22290697297 is an apocalyptic number.
It is an amenable number.
2290697297 is a deficient number, since it is larger than the sum of its proper divisors (327242479).
2290697297 is an equidigital number, since it uses as much as digits as its factorization.
2290697297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 327242478.
The product of its (nonzero) digits is 1714608, while the sum is 53.
The square root of 2290697297 is about 47861.2295809458. The cubic root of 2290697297 is about 1318.2240612423.
The spelling of 2290697297 in words is "two billion, two hundred ninety million, six hundred ninety-seven thousand, two hundred ninety-seven".
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