Base | Representation |
---|---|
bin | 1000100011110100… |
… | …0000001100111101 |
3 | 12221010111220020100 |
4 | 2020331000030331 |
5 | 14201202133424 |
6 | 1015555311313 |
7 | 110640032244 |
oct | 21075001475 |
9 | 5833456210 |
10 | 2297692989 |
11 | a79a95829 |
12 | 5415ab539 |
13 | 2a8048067 |
14 | 17b22b95b |
15 | d6ab7dc9 |
hex | 88f4033d |
2297692989 has 6 divisors (see below), whose sum is σ = 3318889886. Its totient is φ = 1531795320.
The previous prime is 2297692979. The next prime is 2297693023. The reversal of 2297692989 is 9892967922.
It can be written as a sum of positive squares in only one way, i.e., 2296805625 + 887364 = 47925^2 + 942^2 .
It is not a de Polignac number, because 2297692989 - 219 = 2297168701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2297692979) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127649602 + ... + 127649619.
Almost surely, 22297692989 is an apocalyptic number.
It is an amenable number.
2297692989 is a deficient number, since it is larger than the sum of its proper divisors (1021196897).
2297692989 is a wasteful number, since it uses less digits than its factorization.
2297692989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255299227 (or 255299224 counting only the distinct ones).
The product of its digits is 17635968, while the sum is 63.
The square root of 2297692989 is about 47934.2569463635. The cubic root of 2297692989 is about 1319.5646308692.
The spelling of 2297692989 in words is "two billion, two hundred ninety-seven million, six hundred ninety-two thousand, nine hundred eighty-nine".
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