Base | Representation |
---|---|
bin | 10011001111100101… |
… | …10111001100101011 |
3 | 222200000012111021101 |
4 | 21213302313030223 |
5 | 132124304234011 |
6 | 4425100022231 |
7 | 514006531525 |
oct | 114762671453 |
9 | 28600174241 |
10 | 10331321131 |
11 | 442184152a |
12 | 2003b31977 |
13 | c88533691 |
14 | 70016aa15 |
15 | 4070072c1 |
hex | 267cb732b |
10331321131 has 4 divisors (see below), whose sum is σ = 10472846152. Its totient is φ = 10189796112.
The previous prime is 10331321123. The next prime is 10331321149. The reversal of 10331321131 is 13112313301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10331321131 - 23 = 10331321123 is a prime.
It is a super-2 number, since 2×103313211312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10331321099 and 10331321108.
It is not an unprimeable number, because it can be changed into a prime (10331321531) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70762401 + ... + 70762546.
It is an arithmetic number, because the mean of its divisors is an integer number (2618211538).
Almost surely, 210331321131 is an apocalyptic number.
10331321131 is a deficient number, since it is larger than the sum of its proper divisors (141525021).
10331321131 is an equidigital number, since it uses as much as digits as its factorization.
10331321131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141525020.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 10331321131 its reverse (13112313301), we get a palindrome (23443634432).
The spelling of 10331321131 in words is "ten billion, three hundred thirty-one million, three hundred twenty-one thousand, one hundred thirty-one".
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