Base | Representation |
---|---|
bin | 1100101110000… |
… | …1001001000100 |
3 | 10201101111210020 |
4 | 3023201021010 |
5 | 102124212410 |
6 | 5143255140 |
7 | 1215322134 |
oct | 313411104 |
9 | 121344706 |
10 | 53350980 |
11 | 2812a421 |
12 | 15a4a4b0 |
13 | b08c737 |
14 | 712aac4 |
15 | 4a3ca70 |
hex | 32e1244 |
53350980 has 48 divisors (see below), whose sum is σ = 150480960. Its totient is φ = 14122368.
The previous prime is 53350939. The next prime is 53350987. The reversal of 53350980 is 8905335.
It is not an unprimeable number, because it can be changed into a prime (53350987) 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, 5142 + ... + 11538.
It is an arithmetic number, because the mean of its divisors is an integer number (3135020).
Almost surely, 253350980 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53350980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75240480).
53350980 is an abundant number, since it is smaller than the sum of its proper divisors (97129980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53350980 is a wasteful number, since it uses less digits than its factorization.
53350980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6548 (or 6546 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 33.
The square root of 53350980 is about 7304.1755181540. The cubic root of 53350980 is about 376.4559223473.
The spelling of 53350980 in words is "fifty-three million, three hundred fifty thousand, nine hundred eighty".
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