Base | Representation |
---|---|
bin | 1100000011000… |
… | …0110000011011 |
3 | 10112002020222200 |
4 | 3000300300123 |
5 | 100414000410 |
6 | 5003021243 |
7 | 1152336510 |
oct | 300606033 |
9 | 115066880 |
10 | 50531355 |
11 | 26583a56 |
12 | 14b0a823 |
13 | a613214 |
14 | 69d5307 |
15 | 46823c0 |
hex | 3030c1b |
50531355 has 48 divisors (see below), whose sum is σ = 105381120. Its totient is φ = 21881664.
The previous prime is 50531353. The next prime is 50531359. The reversal of 50531355 is 55313505.
It is not a de Polignac number, because 50531355 - 21 = 50531353 is a prime.
It is not an unprimeable number, because it can be changed into a prime (50531353) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1764 + ... + 10206.
It is an arithmetic number, because the mean of its divisors is an integer number (2195440).
Almost surely, 250531355 is an apocalyptic number.
50531355 is an abundant number, since it is smaller than the sum of its proper divisors (54849765).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50531355 is a wasteful number, since it uses less digits than its factorization.
50531355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8480 (or 8477 counting only the distinct ones).
The product of its (nonzero) digits is 5625, while the sum is 27.
The square root of 50531355 is about 7108.5409895421. The cubic root of 50531355 is about 369.7035731473.
The spelling of 50531355 in words is "fifty million, five hundred thirty-one thousand, three hundred fifty-five".
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