Base | Representation |
---|---|
bin | 1011111111111… |
… | …0100111100111 |
3 | 10111200211021121 |
4 | 2333332213213 |
5 | 100340412431 |
6 | 4554354411 |
7 | 1150523002 |
oct | 277764747 |
9 | 114624247 |
10 | 50325991 |
11 | 26453731 |
12 | 14a2ba07 |
13 | a5708c1 |
14 | 6980539 |
15 | 4641611 |
hex | 2ffe9e7 |
50325991 has 16 divisors (see below), whose sum is σ = 53654400. Its totient is φ = 47127808.
The previous prime is 50325949. The next prime is 50326013. The reversal of 50325991 is 19952305.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 50325991 - 29 = 50325479 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 (50325931) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210450 + ... + 210688.
It is an arithmetic number, because the mean of its divisors is an integer number (3353400).
Almost surely, 250325991 is an apocalyptic number.
50325991 is a deficient number, since it is larger than the sum of its proper divisors (3328409).
50325991 is a wasteful number, since it uses less digits than its factorization.
50325991 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458.
The product of its (nonzero) digits is 12150, while the sum is 34.
The square root of 50325991 is about 7094.0814063556. The cubic root of 50325991 is about 369.2020568697.
It can be divided in two parts, 50 and 325991, that added together give a square (326041 = 5712).
The spelling of 50325991 in words is "fifty million, three hundred twenty-five thousand, nine hundred ninety-one".
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