Base | Representation |
---|---|
bin | 1001101000111101101… |
… | …11010101001100011001 |
3 | 1011122222000020210120001 |
4 | 10310132313111030121 |
5 | 20411324424144001 |
6 | 412055354533001 |
7 | 32634124056403 |
oct | 4643667251431 |
9 | 1148860223501 |
10 | 331230303001 |
11 | 118523964174 |
12 | 54240437161 |
13 | 25309068040 |
14 | 12062b27b73 |
15 | 893930c001 |
hex | 4d1edd5319 |
331230303001 has 4 divisors (see below), whose sum is σ = 356709557092. Its totient is φ = 305751048912.
The previous prime is 331230302999. The next prime is 331230303013. The reversal of 331230303001 is 100303032133.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100303032133 = 40927 ⋅2450779.
It can be written as a sum of positive squares in 2 ways, for example, as 47546238601 + 283684064400 = 218051^2 + 532620^2 .
It is a cyclic number.
It is not a de Polignac number, because 331230303001 - 21 = 331230302999 is a prime.
It is a super-2 number, since 2×3312303030012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 331230303001.
It is not an unprimeable number, because it can be changed into a prime (331230303071) 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, 12739627026 + ... + 12739627051.
It is an arithmetic number, because the mean of its divisors is an integer number (89177389273).
Almost surely, 2331230303001 is an apocalyptic number.
It is an amenable number.
331230303001 is a deficient number, since it is larger than the sum of its proper divisors (25479254091).
331230303001 is a wasteful number, since it uses less digits than its factorization.
331230303001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25479254090.
The product of its (nonzero) digits is 486, while the sum is 19.
Adding to 331230303001 its reverse (100303032133), we get a palindrome (431533335134).
The spelling of 331230303001 in words is "three hundred thirty-one billion, two hundred thirty million, three hundred three thousand, one".
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