Base | Representation |
---|---|
bin | 1001000011100000011… |
… | …00100111010000001010 |
3 | 1002202001111011120001100 |
4 | 10201300030213100022 |
5 | 20044133210000020 |
6 | 354532045202230 |
7 | 31322562236421 |
oct | 4416014472012 |
9 | 1082044146040 |
10 | 311120000010 |
11 | 10aa44146956 |
12 | 50369560376 |
13 | 23452880181 |
14 | 110b5d2c2b8 |
15 | 815da53a90 |
hex | 487032740a |
311120000010 has 48 divisors (see below), whose sum is σ = 812383780104. Its totient is φ = 82609253376.
The previous prime is 311119999999. The next prime is 311120000011. The reversal of 311120000010 is 10000021113.
It can be written as a sum of positive squares in 4 ways, for example, as 157770223209 + 153349776801 = 397203^2 + 391599^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 311119999947 and 311120000001.
It is not an unprimeable number, because it can be changed into a prime (311120000011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7397247 + ... + 7439186.
Almost surely, 2311120000010 is an apocalyptic number.
311120000010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
311120000010 is an abundant number, since it is smaller than the sum of its proper divisors (501263780094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311120000010 is a wasteful number, since it uses less digits than its factorization.
311120000010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14836679 (or 14836676 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
Adding to 311120000010 its reverse (10000021113), we get a palindrome (321120021123).
The spelling of 311120000010 in words is "three hundred eleven billion, one hundred twenty million, ten", and thus it is an aban number.
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