Base | Representation |
---|---|
bin | 111101010100111… |
… | …0101111101010101 |
3 | 12022102002112012101 |
4 | 1322221311331111 |
5 | 13203243224034 |
6 | 540105322101 |
7 | 101664630424 |
oct | 17251657525 |
9 | 5272075171 |
10 | 2057789269 |
11 | 966628598 |
12 | 495196331 |
13 | 26a42bcb3 |
14 | 15741d2bb |
15 | c09ca514 |
hex | 7aa75f55 |
2057789269 has 8 divisors (see below), whose sum is σ = 2128619520. Its totient is φ = 1987237200.
The previous prime is 2057789263. The next prime is 2057789273. The reversal of 2057789269 is 9629877502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2057789269 is a prime.
It is a super-2 number, since 2×20577892692 = 8468993351223108722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2057789263) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54442 + ... + 84139.
It is an arithmetic number, because the mean of its divisors is an integer number (266077440).
Almost surely, 22057789269 is an apocalyptic number.
It is an amenable number.
2057789269 is a deficient number, since it is larger than the sum of its proper divisors (70830251).
2057789269 is a wasteful number, since it uses less digits than its factorization.
2057789269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139091.
The product of its (nonzero) digits is 3810240, while the sum is 55.
The square root of 2057789269 is about 45362.8622223069. The cubic root of 2057789269 is about 1271.9409981219.
The spelling of 2057789269 in words is "two billion, fifty-seven million, seven hundred eighty-nine thousand, two hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •