Base | Representation |
---|---|
bin | 100011100010001000110010… |
… | …0010001010110100111101101 |
3 | 1111222122222012022002202001222 |
4 | 1013010101210101112213231 |
5 | 311431400211314211323 |
6 | 3024425445413513125 |
7 | 122556233214504446 |
oct | 10704214421264755 |
9 | 1458588168082058 |
10 | 312555042335213 |
11 | 90653938117957 |
12 | 2b07b3173427a5 |
13 | 10552a77544492 |
14 | 5727a5d8ca2cd |
15 | 26204197729c8 |
hex | 11c44644569ed |
312555042335213 has 8 divisors (see below), whose sum is σ = 326219436733176. Its totient is φ = 299178319398400.
The previous prime is 312555042335189. The next prime is 312555042335219. The reversal of 312555042335213 is 312533240555213.
It can be written as a sum of positive squares in 4 ways, for example, as 14305354546564 + 298249687788649 = 3782242^2 + 17269907^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 312555042335213 - 232 = 312550747367917 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312555042335219) 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, 71917863068 + ... + 71917867413.
It is an arithmetic number, because the mean of its divisors is an integer number (40777429591647).
Almost surely, 2312555042335213 is an apocalyptic number.
It is an amenable number.
312555042335213 is a deficient number, since it is larger than the sum of its proper divisors (13664394397963).
312555042335213 is a wasteful number, since it uses less digits than its factorization.
312555042335213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143835730575.
The product of its (nonzero) digits is 1620000, while the sum is 44.
The spelling of 312555042335213 in words is "three hundred twelve trillion, five hundred fifty-five billion, forty-two million, three hundred thirty-five thousand, two hundred thirteen".
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