Base | Representation |
---|---|
bin | 110001101101100111… |
… | …100000001100000000 |
3 | 12002210001101212122120 |
4 | 301231213200030000 |
5 | 1333304420221202 |
6 | 40304414204240 |
7 | 3566526201312 |
oct | 615547401400 |
9 | 162701355576 |
10 | 53378679552 |
11 | 20701967000 |
12 | a4184b3680 |
13 | 5058a3c3b3 |
14 | 282534b7b2 |
15 | 15c62da0bc |
hex | c6d9e0300 |
53378679552 has 288 divisors, whose sum is σ = 158478351360. Its totient is φ = 15946444800.
The previous prime is 53378679493. The next prime is 53378679623. The reversal of 53378679552 is 25597687335.
It is a happy number.
Its product of digits (47628000) is a multiple of the sum of its prime divisors (756).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80754102 + ... + 80754762.
Almost surely, 253378679552 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 53378679552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79239175680).
53378679552 is an abundant number, since it is smaller than the sum of its proper divisors (105099671808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53378679552 is an equidigital number, since it uses as much as digits as its factorization.
53378679552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 792 (or 756 counting only the distinct ones).
The product of its digits is 47628000, while the sum is 60.
The spelling of 53378679552 in words is "fifty-three billion, three hundred seventy-eight million, six hundred seventy-nine thousand, five hundred fifty-two".
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