Base | Representation |
---|---|
bin | 11100111001100010… |
… | …001001000001011001 |
3 | 2222002112110110020201 |
4 | 130321202021001121 |
5 | 1002022141202413 |
6 | 22131025022201 |
7 | 2145644560060 |
oct | 347142110131 |
9 | 88075413221 |
10 | 31030022233 |
11 | 12183702a81 |
12 | 601ba84961 |
13 | 2c068b4402 |
14 | 170516d1d7 |
15 | c1928a9dd |
hex | 739889059 |
31030022233 has 8 divisors (see below), whose sum is σ = 36217412352. Its totient is φ = 26031264576.
The previous prime is 31030022171. The next prime is 31030022263. The reversal of 31030022233 is 33222003013.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31030022233 - 229 = 30493151321 is a prime.
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 31030022233.
It is not an unprimeable number, because it can be changed into a prime (31030022263) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47157760 + ... + 47158417.
It is an arithmetic number, because the mean of its divisors is an integer number (4527176544).
Almost surely, 231030022233 is an apocalyptic number.
It is an amenable number.
31030022233 is a deficient number, since it is larger than the sum of its proper divisors (5187390119).
31030022233 is an equidigital number, since it uses as much as digits as its factorization.
31030022233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94316231.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 31030022233 its reverse (33222003013), we get a palindrome (64252025246).
The spelling of 31030022233 in words is "thirty-one billion, thirty million, twenty-two thousand, two hundred thirty-three".
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