Base | Representation |
---|---|
bin | 1001000001101001010… |
… | …10001100000100001011 |
3 | 1002122110212121012021211 |
4 | 10200310222030010023 |
5 | 20040112001320021 |
6 | 354245003513551 |
7 | 31256043012013 |
oct | 4406452140413 |
9 | 1078425535254 |
10 | 310121120011 |
11 | 10a58131859a |
12 | 5012ab288b7 |
13 | 23323945a11 |
14 | 1101d3d2c43 |
15 | 8100ee43e1 |
hex | 4834a8c10b |
310121120011 has 32 divisors (see below), whose sum is σ = 334982988288. Its totient is φ = 286395732480.
The previous prime is 310121119993. The next prime is 310121120017. The reversal of 310121120011 is 110021121013.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 310121120011 - 213 = 310121111819 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 310121119973 and 310121120000.
It is not an unprimeable number, because it can be changed into a prime (310121120017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128307075 + ... + 128309491.
It is an arithmetic number, because the mean of its divisors is an integer number (10468218384).
Almost surely, 2310121120011 is an apocalyptic number.
310121120011 is a deficient number, since it is larger than the sum of its proper divisors (24861868277).
310121120011 is a wasteful number, since it uses less digits than its factorization.
310121120011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4131.
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 310121120011 its reverse (110021121013), we get a palindrome (420142241024).
The spelling of 310121120011 in words is "three hundred ten billion, one hundred twenty-one million, one hundred twenty thousand, eleven".
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