Base | Representation |
---|---|
bin | 110001000111100011… |
… | …011000001110011000 |
3 | 12001010112201212000100 |
4 | 301013203120032120 |
5 | 1331002424023102 |
6 | 40121202335400 |
7 | 3544643101656 |
oct | 610743301630 |
9 | 161115655010 |
10 | 52740064152 |
11 | 20404433886 |
12 | a27a65a560 |
13 | 4c86643269 |
14 | 27a45d1dd6 |
15 | 158a1e0a1c |
hex | c478d8398 |
52740064152 has 96 divisors (see below), whose sum is σ = 148187520000. Its totient is φ = 16927289280.
The previous prime is 52740064099. The next prime is 52740064159. The reversal of 52740064152 is 25146004725.
It is a happy number.
52740064152 is a `hidden beast` number, since 5 + 2 + 7 + 4 + 0 + 0 + 641 + 5 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52740064159) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384799 + ... + 503537.
It is an arithmetic number, because the mean of its divisors is an integer number (1543620000).
Almost surely, 252740064152 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 52740064152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74093760000).
52740064152 is an abundant number, since it is smaller than the sum of its proper divisors (95447455848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52740064152 is a wasteful number, since it uses less digits than its factorization.
52740064152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118981 (or 118974 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
Adding to 52740064152 its reverse (25146004725), we get a palindrome (77886068877).
The spelling of 52740064152 in words is "fifty-two billion, seven hundred forty million, sixty-four thousand, one hundred fifty-two".
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