Base | Representation |
---|---|
bin | 110001011000100011… |
… | …110011000100001110 |
3 | 12001212102121202001120 |
4 | 301120203303010032 |
5 | 1332043444334031 |
6 | 40205354021410 |
7 | 3555006231222 |
oct | 613043630416 |
9 | 161772552046 |
10 | 53025386766 |
11 | 205404a29a0 |
12 | a33a117866 |
13 | 50007a2501 |
14 | 27d0464782 |
15 | 15a52a0a96 |
hex | c588f310e |
53025386766 has 64 divisors (see below), whose sum is σ = 123138994176. Its totient is φ = 15043865600.
The previous prime is 53025386759. The next prime is 53025386767. The reversal of 53025386766 is 66768352035.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53025386767) 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, 90586 + ... + 338018.
It is an arithmetic number, because the mean of its divisors is an integer number (1924046784).
Almost surely, 253025386766 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53025386766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61569497088).
53025386766 is an abundant number, since it is smaller than the sum of its proper divisors (70113607410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53025386766 is a wasteful number, since it uses less digits than its factorization.
53025386766 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247657.
The product of its (nonzero) digits is 5443200, while the sum is 51.
The spelling of 53025386766 in words is "fifty-three billion, twenty-five million, three hundred eighty-six thousand, seven hundred sixty-six".
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