Base | Representation |
---|---|
bin | 1001001011001100110… |
… | …00001100011100000101 |
3 | 1010010201022221000220011 |
4 | 10211212120030130011 |
5 | 20131113024343140 |
6 | 400453550310221 |
7 | 31530123515341 |
oct | 4454630143405 |
9 | 1103638830804 |
10 | 315250231045 |
11 | 11177359a632 |
12 | 511207b8371 |
13 | 2396046b569 |
14 | 113886a2621 |
15 | 8301450cea |
hex | 496660c705 |
315250231045 has 32 divisors (see below), whose sum is σ = 387335520000. Its totient is φ = 246240568320.
The previous prime is 315250231039. The next prime is 315250231057. The reversal of 315250231045 is 540132052513.
It is not a de Polignac number, because 315250231045 - 25 = 315250231013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 315250230998 and 315250231016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27650256 + ... + 27661654.
It is an arithmetic number, because the mean of its divisors is an integer number (12104235000).
Almost surely, 2315250231045 is an apocalyptic number.
It is an amenable number.
315250231045 is a deficient number, since it is larger than the sum of its proper divisors (72085288955).
315250231045 is a wasteful number, since it uses less digits than its factorization.
315250231045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12093.
The product of its (nonzero) digits is 18000, while the sum is 31.
Adding to 315250231045 its reverse (540132052513), we get a palindrome (855382283558).
The spelling of 315250231045 in words is "three hundred fifteen billion, two hundred fifty million, two hundred thirty-one thousand, forty-five".
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