Base | Representation |
---|---|
bin | 1100001010000… |
… | …0010101101111 |
3 | 10112221110221020 |
4 | 3002200111233 |
5 | 101023112044 |
6 | 5020505223 |
7 | 1156252140 |
oct | 302402557 |
9 | 115843836 |
10 | 50988399 |
11 | 26866380 |
12 | 150ab213 |
13 | a743267 |
14 | 6ab3ac7 |
15 | 4722a19 |
hex | 30a056f |
50988399 has 32 divisors (see below), whose sum is σ = 85622784. Its totient is φ = 26218080.
The previous prime is 50988349. The next prime is 50988403. The reversal of 50988399 is 99388905.
It is not a de Polignac number, because 50988399 - 27 = 50988271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50988349) 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, 22722 + ... + 24864.
It is an arithmetic number, because the mean of its divisors is an integer number (2675712).
Almost surely, 250988399 is an apocalyptic number.
50988399 is a deficient number, since it is larger than the sum of its proper divisors (34634385).
50988399 is a wasteful number, since it uses less digits than its factorization.
50988399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2267.
The product of its (nonzero) digits is 699840, while the sum is 51.
The square root of 50988399 is about 7140.6161498851. The cubic root of 50988399 is about 370.8148561709.
The spelling of 50988399 in words is "fifty million, nine hundred eighty-eight thousand, three hundred ninety-nine".
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