Base | Representation |
---|---|
bin | 1001001010111010111… |
… | …00000010010111111100 |
3 | 1010010022212200212121010 |
4 | 10211131130002113330 |
5 | 20130311130242302 |
6 | 400431031435220 |
7 | 31523322606621 |
oct | 4453534022774 |
9 | 1103285625533 |
10 | 315100243452 |
11 | 1116a6966745 |
12 | 5109a525b10 |
13 | 239383751c7 |
14 | 113727bc348 |
15 | 82e31c516c |
hex | 495d7025fc |
315100243452 has 48 divisors (see below), whose sum is σ = 755333331872. Its totient is φ = 102163783680.
The previous prime is 315100243427. The next prime is 315100243499. The reversal of 315100243452 is 254342001513.
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, 1386708 + ... + 1597860.
Almost surely, 2315100243452 is an apocalyptic number.
It is an amenable number.
315100243452 is an abundant number, since it is smaller than the sum of its proper divisors (440233088420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
315100243452 is a wasteful number, since it uses less digits than its factorization.
315100243452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214558 (or 214556 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 315100243452 its reverse (254342001513), we get a palindrome (569442244965).
The spelling of 315100243452 in words is "three hundred fifteen billion, one hundred million, two hundred forty-three thousand, four hundred fifty-two".
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