Base | Representation |
---|---|
bin | 100001101001010101000… |
… | …101111101100001001010 |
3 | 22012000222121202021001120 |
4 | 201221111011331201022 |
5 | 300340210212000211 |
6 | 4530101232300110 |
7 | 326021326665561 |
oct | 41512505754112 |
9 | 8160877667046 |
10 | 2312120031306 |
11 | 811623531a88 |
12 | 3141303a1636 |
13 | 13a055362a27 |
14 | 7dc9b536bd8 |
15 | 4022471bd06 |
hex | 21a5517d84a |
2312120031306 has 16 divisors (see below), whose sum is σ = 4633433388864. Its totient is φ = 769174456064.
The previous prime is 2312120031281. The next prime is 2312120031329. The reversal of 2312120031306 is 6031300212132.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383051991 + ... + 383058026.
It is an arithmetic number, because the mean of its divisors is an integer number (289589586804).
Almost surely, 22312120031306 is an apocalyptic number.
2312120031306 is an abundant number, since it is smaller than the sum of its proper divisors (2321313357558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2312120031306 is a wasteful number, since it uses less digits than its factorization.
2312120031306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 766110525.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 2312120031306 its reverse (6031300212132), we get a palindrome (8343420243438).
The spelling of 2312120031306 in words is "two trillion, three hundred twelve billion, one hundred twenty million, thirty-one thousand, three hundred six".
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