Base | Representation |
---|---|
bin | 110000111000011001… |
… | …101010010001110100 |
3 | 12000110211101212022020 |
4 | 300320121222101310 |
5 | 1324442334432140 |
6 | 40040042033140 |
7 | 3535435302252 |
oct | 607031522164 |
9 | 160424355266 |
10 | 52485858420 |
11 | 202939982a6 |
12 | a2094a87b0 |
13 | 4c45a8a478 |
14 | 277c93d5d2 |
15 | 1572c2a6d0 |
hex | c3866a474 |
52485858420 has 96 divisors (see below), whose sum is σ = 148822894080. Its totient is φ = 13819059840.
The previous prime is 52485858413. The next prime is 52485858421. The reversal of 52485858420 is 2485858425.
It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52485858421) 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, 15032875 + ... + 15036365.
It is an arithmetic number, because the mean of its divisors is an integer number (1550238480).
Almost surely, 252485858420 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 52485858420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74411447040).
52485858420 is an abundant number, since it is smaller than the sum of its proper divisors (96337035660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52485858420 is a wasteful number, since it uses less digits than its factorization.
52485858420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6605 (or 6603 counting only the distinct ones).
The product of its (nonzero) digits is 4096000, while the sum is 51.
The spelling of 52485858420 in words is "fifty-two billion, four hundred eighty-five million, eight hundred fifty-eight thousand, four hundred twenty".
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