Base | Representation |
---|---|
bin | 1100000010011… |
… | …1101110101101 |
3 | 10112000101021021 |
4 | 3000213232231 |
5 | 100411310011 |
6 | 5002134141 |
7 | 1152123640 |
oct | 300475655 |
9 | 115011237 |
10 | 50494381 |
11 | 265591a3 |
12 | 14ab1351 |
13 | a5cc442 |
14 | 69c5a57 |
15 | 4676471 |
hex | 3027bad |
50494381 has 32 divisors (see below), whose sum is σ = 64593920. Its totient is φ = 38491200.
The previous prime is 50494373. The next prime is 50494441. The reversal of 50494381 is 18349405.
It is a cyclic number.
It is not a de Polignac number, because 50494381 - 23 = 50494373 is a prime.
It is a super-2 number, since 2×504943812 = 5099365025146322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50494331) 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, 152386 + ... + 152716.
It is an arithmetic number, because the mean of its divisors is an integer number (2018560).
Almost surely, 250494381 is an apocalyptic number.
It is an amenable number.
50494381 is a deficient number, since it is larger than the sum of its proper divisors (14099539).
50494381 is a wasteful number, since it uses less digits than its factorization.
50494381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 50494381 is about 7105.9398393175. The cubic root of 50494381 is about 369.6133799378.
The spelling of 50494381 in words is "fifty million, four hundred ninety-four thousand, three hundred eighty-one".
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