Base | Representation |
---|---|
bin | 1001001011000000000… |
… | …10111101011011001001 |
3 | 1010010102221000222222101 |
4 | 10211200002331123021 |
5 | 20130403331014400 |
6 | 400435233353401 |
7 | 31524363545404 |
oct | 4454002753311 |
9 | 1103387028871 |
10 | 315144001225 |
11 | 111719633599 |
12 | 510b1108861 |
13 | 23944456291 |
14 | 1137852cd3b |
15 | 82e6e6a56a |
hex | 49600bd6c9 |
315144001225 has 48 divisors (see below), whose sum is σ = 428260089600. Its totient is φ = 228981294080.
The previous prime is 315144001219. The next prime is 315144001229. The reversal of 315144001225 is 522100441513.
It is not a de Polignac number, because 315144001225 - 27 = 315144001097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 315144001193 and 315144001202.
It is not an unprimeable number, because it can be changed into a prime (315144001229) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 27935136 + ... + 27946414.
It is an arithmetic number, because the mean of its divisors is an integer number (8922085200).
Almost surely, 2315144001225 is an apocalyptic number.
It is an amenable number.
315144001225 is a deficient number, since it is larger than the sum of its proper divisors (113116088375).
315144001225 is a wasteful number, since it uses less digits than its factorization.
315144001225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13602 (or 13597 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 28.
Adding to 315144001225 its reverse (522100441513), we get a palindrome (837244442738).
The spelling of 315144001225 in words is "three hundred fifteen billion, one hundred forty-four million, one thousand, two hundred twenty-five".
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