Base | Representation |
---|---|
bin | 1100001010000… |
… | …0011010001101 |
3 | 10112221111022211 |
4 | 3002200122031 |
5 | 101023114220 |
6 | 5020510421 |
7 | 1156253026 |
oct | 302403215 |
9 | 115844284 |
10 | 50988685 |
11 | 26866610 |
12 | 150ab411 |
13 | a743427 |
14 | 6ab3c4d |
15 | 4722b5a |
hex | 30a068d |
50988685 has 32 divisors (see below), whose sum is σ = 71539200. Its totient is φ = 34493760.
The previous prime is 50988683. The next prime is 50988713. The reversal of 50988685 is 58688905.
It is not a de Polignac number, because 50988685 - 21 = 50988683 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50988683) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61242 + ... + 62068.
It is an arithmetic number, because the mean of its divisors is an integer number (2235600).
Almost surely, 250988685 is an apocalyptic number.
50988685 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
50988685 is a deficient number, since it is larger than the sum of its proper divisors (20550515).
50988685 is a wasteful number, since it uses less digits than its factorization.
50988685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 921.
The product of its (nonzero) digits is 691200, while the sum is 49.
The square root of 50988685 is about 7140.6361761401. The cubic root of 50988685 is about 370.8155494845.
The spelling of 50988685 in words is "fifty million, nine hundred eighty-eight thousand, six hundred eighty-five".
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