Base | Representation |
---|---|
bin | 11100111010010111… |
… | …111010111100000011 |
3 | 2222010111222201012012 |
4 | 130322113322330003 |
5 | 1002034243322243 |
6 | 22132251123135 |
7 | 2146205445266 |
oct | 347227727403 |
9 | 88114881165 |
10 | 31044120323 |
11 | 12190662097 |
12 | 60247434ab |
13 | 2c097ac388 |
14 | 1706d9ccdd |
15 | c1a622d18 |
hex | 73a5faf03 |
31044120323 has 4 divisors (see below), whose sum is σ = 31883150640. Its totient is φ = 30205090008.
The previous prime is 31044120271. The next prime is 31044120383. The reversal of 31044120323 is 32302144013.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 31044120323 - 212 = 31044116227 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31044120383) 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, 419515103 + ... + 419515176.
It is an arithmetic number, because the mean of its divisors is an integer number (7970787660).
Almost surely, 231044120323 is an apocalyptic number.
31044120323 is a deficient number, since it is larger than the sum of its proper divisors (839030317).
31044120323 is an equidigital number, since it uses as much as digits as its factorization.
31044120323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 839030316.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 31044120323 its reverse (32302144013), we get a palindrome (63346264336).
The spelling of 31044120323 in words is "thirty-one billion, forty-four million, one hundred twenty thousand, three hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •