Base | Representation |
---|---|
bin | 1100011111111… |
… | …1101011011000 |
3 | 10122122120222112 |
4 | 3013333223120 |
5 | 101410134410 |
6 | 5111411452 |
7 | 1204424540 |
oct | 307775330 |
9 | 118576875 |
10 | 52427480 |
11 | 276595a6 |
12 | 15683b88 |
13 | ab282a1 |
14 | 6d6a320 |
15 | 4909105 |
hex | 31ffad8 |
52427480 has 64 divisors (see below), whose sum is σ = 136088640. Its totient is φ = 17805312.
The previous prime is 52427471. The next prime is 52427491. The reversal of 52427480 is 8472425.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30812 + ... + 32468.
It is an arithmetic number, because the mean of its divisors is an integer number (2126385).
Almost surely, 252427480 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 52427480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68044320).
52427480 is an abundant number, since it is smaller than the sum of its proper divisors (83661160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52427480 is a wasteful number, since it uses less digits than its factorization.
52427480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1788 (or 1784 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 32.
The square root of 52427480 is about 7240.6822882930. The cubic root of 52427480 is about 374.2711294302.
The spelling of 52427480 in words is "fifty-two million, four hundred twenty-seven thousand, four hundred eighty".
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