Base | Representation |
---|---|
bin | 1000010011111100… |
… | …0110011001100101 |
3 | 12202111021100012002 |
4 | 2010333012121211 |
5 | 14032132240142 |
6 | 1005220535045 |
7 | 106201216154 |
oct | 20477063145 |
9 | 5674240162 |
10 | 2231133797 |
11 | a45464932 |
12 | 523251485 |
13 | 297312719 |
14 | 17246359b |
15 | d0d1ba32 |
hex | 84fc6665 |
2231133797 has 2 divisors, whose sum is σ = 2231133798. Its totient is φ = 2231133796.
The previous prime is 2231133787. The next prime is 2231133823. The reversal of 2231133797 is 7973311322.
2231133797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1507846561 + 723287236 = 38831^2 + 26894^2 .
It is a cyclic number.
It is not a de Polignac number, because 2231133797 - 224 = 2214356581 is a prime.
It is a super-3 number, since 3×22311337973 (a number of 29 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2231133797.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2231133787) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115566898 + 1115566899.
It is an arithmetic number, because the mean of its divisors is an integer number (1115566899).
Almost surely, 22231133797 is an apocalyptic number.
It is an amenable number.
2231133797 is a deficient number, since it is larger than the sum of its proper divisors (1).
2231133797 is an equidigital number, since it uses as much as digits as its factorization.
2231133797 is an evil number, because the sum of its binary digits is even.
The product of its digits is 47628, while the sum is 38.
The square root of 2231133797 is about 47234.8790302251. The cubic root of 2231133797 is about 1306.6979355789.
The spelling of 2231133797 in words is "two billion, two hundred thirty-one million, one hundred thirty-three thousand, seven hundred ninety-seven".
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