Base | Representation |
---|---|
bin | 1001100101000010… |
… | …01000111000010100 |
3 | 111021101112211200200 |
4 | 10302201020320110 |
5 | 41012440441340 |
6 | 2210141540500 |
7 | 241302441513 |
oct | 46241107024 |
9 | 14241484620 |
10 | 5142515220 |
11 | 21a98a7887 |
12 | bb6274730 |
13 | 63c539a1b |
14 | 36ad9c67a |
15 | 201708330 |
hex | 132848e14 |
5142515220 has 72 divisors (see below), whose sum is σ = 15617716296. Its totient is φ = 1369688832.
The previous prime is 5142515173. The next prime is 5142515221. The reversal of 5142515220 is 225152415.
5142515220 is a `hidden beast` number, since 5 + 1 + 425 + 15 + 220 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 902161296 + 4240353924 = 30036^2 + 65118^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5142515221) 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, 136794 + ... + 170286.
Almost surely, 25142515220 is an apocalyptic number.
It is an amenable number.
5142515220 is an abundant number, since it is smaller than the sum of its proper divisors (10475201076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5142515220 is a wasteful number, since it uses less digits than its factorization.
5142515220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34361 (or 34356 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The square root of 5142515220 is about 71711.3325772154. The cubic root of 5142515220 is about 1726.0704936999.
Adding to 5142515220 its reverse (225152415), we get a palindrome (5367667635).
The spelling of 5142515220 in words is "five billion, one hundred forty-two million, five hundred fifteen thousand, two hundred twenty".
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