Base | Representation |
---|---|
bin | 110110110101101… |
… | …110011000100111 |
3 | 2101010020112211200 |
4 | 312311232120213 |
5 | 3341013201122 |
6 | 231143533543 |
7 | 31541216046 |
oct | 6665563047 |
9 | 2333215750 |
10 | 920053287 |
11 | 43238971a |
12 | 21815a2b3 |
13 | 1187c813a |
14 | 8a29a55d |
15 | 55b8d5ac |
hex | 36d6e627 |
920053287 has 12 divisors (see below), whose sum is σ = 1347684624. Its totient is φ = 604729440.
The previous prime is 920053259. The next prime is 920053297. The reversal of 920053287 is 782350029.
It is a happy number.
It is not a de Polignac number, because 920053287 - 28 = 920053031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (920053297) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 719278 + ... + 720555.
It is an arithmetic number, because the mean of its divisors is an integer number (112307052).
Almost surely, 2920053287 is an apocalyptic number.
920053287 is a deficient number, since it is larger than the sum of its proper divisors (427631337).
920053287 is a wasteful number, since it uses less digits than its factorization.
920053287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1439910 (or 1439907 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 920053287 is about 30332.3801736692. The cubic root of 920053287 is about 972.6076035160.
The spelling of 920053287 in words is "nine hundred twenty million, fifty-three thousand, two hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •