Base | Representation |
---|---|
bin | 1001110010010101… |
… | …10111000011010100 |
3 | 111120011112201112212 |
4 | 10321022313003110 |
5 | 41230023144130 |
6 | 2225205532552 |
7 | 244126150052 |
oct | 47112670324 |
9 | 14504481485 |
10 | 5254115540 |
11 | 22568a1853 |
12 | 1027714158 |
13 | 6596b260b |
14 | 37bb2d1d2 |
15 | 20b3eee95 |
hex | 1392b70d4 |
5254115540 has 48 divisors (see below), whose sum is σ = 11716043472. Its totient is φ = 1972371456.
The previous prime is 5254115539. The next prime is 5254115599. The reversal of 5254115540 is 455114525.
It can be written as a sum of positive squares in 8 ways, for example, as 416078404 + 4838037136 = 20398^2 + 69556^2 .
It is a junction number, because it is equal to n+sod(n) for n = 5254115497 and 5254115506.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98132 + ... + 141908.
It is an arithmetic number, because the mean of its divisors is an integer number (244084239).
Almost surely, 25254115540 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 5254115540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5858021736).
5254115540 is an abundant number, since it is smaller than the sum of its proper divisors (6461927932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5254115540 is a wasteful number, since it uses less digits than its factorization.
5254115540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44156 (or 44154 counting only the distinct ones).
The product of its (nonzero) digits is 20000, while the sum is 32.
The square root of 5254115540 is about 72485.2780914856. The cubic root of 5254115540 is about 1738.4673538775.
The spelling of 5254115540 in words is "five billion, two hundred fifty-four million, one hundred fifteen thousand, five hundred forty".
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