Base | Representation |
---|---|
bin | 1110010010110110110101… |
… | …01101100000000110111111 |
3 | 11010022002021020100110110022 |
4 | 13021123122231200012333 |
5 | 13110004310422030330 |
6 | 150504405052402355 |
7 | 6423022525463045 |
oct | 711333255400677 |
9 | 133262236313408 |
10 | 31434240033215 |
11 | a01a206012058 |
12 | 36381bb4763bb |
13 | 147030b9928b6 |
14 | 7a95d5198395 |
15 | 397a23dedae5 |
hex | 1c96dab601bf |
31434240033215 has 8 divisors (see below), whose sum is σ = 37721223652608. Its totient is φ = 25147301618080.
The previous prime is 31434240033197. The next prime is 31434240033253. The reversal of 31434240033215 is 51233004243413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31434240033215 - 28 = 31434240032959 is a prime.
It is a super-2 number, since 2×314342400332152 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9751916 + ... + 12568545.
It is an arithmetic number, because the mean of its divisors is an integer number (4715152956576).
Almost surely, 231434240033215 is an apocalyptic number.
31434240033215 is a deficient number, since it is larger than the sum of its proper divisors (6286983619393).
31434240033215 is a wasteful number, since it uses less digits than its factorization.
31434240033215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22602129.
The product of its (nonzero) digits is 103680, while the sum is 35.
Adding to 31434240033215 its reverse (51233004243413), we get a palindrome (82667244276628).
The spelling of 31434240033215 in words is "thirty-one trillion, four hundred thirty-four billion, two hundred forty million, thirty-three thousand, two hundred fifteen".
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