Base | Representation |
---|---|
bin | 100011110100000101010101… |
… | …1110101100010010010011111 |
3 | 1112022101202200202101022200110 |
4 | 1013220022223311202102133 |
5 | 312242303120340333211 |
6 | 3033554523143501103 |
7 | 123232361532625506 |
oct | 10750125365422237 |
9 | 1468352622338613 |
10 | 315021554230431 |
11 | 9141498884a384 |
12 | 2b3b9355157793 |
13 | 106a1535ccb2a9 |
14 | 57b11a5bb183d |
15 | 26646783ebea6 |
hex | 11e82abd6249f |
315021554230431 has 8 divisors (see below), whose sum is σ = 420998782252720. Its totient is φ = 209529347847552.
The previous prime is 315021554230417. The next prime is 315021554230499. The reversal of 315021554230431 is 134032455120513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 315021554230431 - 26 = 315021554230367 is a prime.
It is a super-3 number, since 3×3150215542304313 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 315021554230431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315021574230431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121255408336 + ... + 121255410933.
It is an arithmetic number, because the mean of its divisors is an integer number (52624847781590).
Almost surely, 2315021554230431 is an apocalyptic number.
315021554230431 is a deficient number, since it is larger than the sum of its proper divisors (105977228022289).
315021554230431 is a wasteful number, since it uses less digits than its factorization.
315021554230431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242510819705.
The product of its (nonzero) digits is 216000, while the sum is 39.
The spelling of 315021554230431 in words is "three hundred fifteen trillion, twenty-one billion, five hundred fifty-four million, two hundred thirty thousand, four hundred thirty-one".
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