Base | Representation |
---|---|
bin | 100111010101… |
… | …110110100001 |
3 | 201101221221110 |
4 | 213111312201 |
5 | 10120004441 |
6 | 1005013533 |
7 | 153442260 |
oct | 47256641 |
9 | 21357843 |
10 | 10313121 |
11 | 5904445 |
12 | 35542a9 |
13 | 21a1250 |
14 | 15265d7 |
15 | d8ab16 |
hex | 9d5da1 |
10313121 has 32 divisors (see below), whose sum is σ = 17398528. Its totient is φ = 5287680.
The previous prime is 10313117. The next prime is 10313123. The reversal of 10313121 is 12131301.
It is not a de Polignac number, because 10313121 - 22 = 10313117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10313097 and 10313106.
It is not an unprimeable number, because it can be changed into a prime (10313123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9591 + ... + 10611.
It is an arithmetic number, because the mean of its divisors is an integer number (543704).
Almost surely, 210313121 is an apocalyptic number.
It is an amenable number.
10313121 is a deficient number, since it is larger than the sum of its proper divisors (7085407).
10313121 is a wasteful number, since it uses less digits than its factorization.
10313121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1081.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 10313121 is about 3211.4048327796. The cubic root of 10313121 is about 217.6690613156.
Adding to 10313121 its reverse (12131301), we get a palindrome (22444422).
The spelling of 10313121 in words is "ten million, three hundred thirteen thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •