Base | Representation |
---|---|
bin | 111100111011000… |
… | …101100000011101 |
3 | 2122020022011210212 |
4 | 330323011200131 |
5 | 4043130401023 |
6 | 245231342205 |
7 | 34220615363 |
oct | 7473054035 |
9 | 2566264725 |
10 | 1022122013 |
11 | 484a63440 |
12 | 246381965 |
13 | 1339b4433 |
14 | 99a69633 |
15 | 5eb00e78 |
hex | 3cec581d |
1022122013 has 16 divisors (see below), whose sum is σ = 1148904000. Its totient is φ = 901380480.
The previous prime is 1022121977. The next prime is 1022122021. The reversal of 1022122013 is 3102212201.
It is a happy number.
It is not a de Polignac number, because 1022122013 - 220 = 1021073437 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1022122063) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42038 + ... + 61736.
It is an arithmetic number, because the mean of its divisors is an integer number (71806500).
Almost surely, 21022122013 is an apocalyptic number.
It is an amenable number.
1022122013 is a deficient number, since it is larger than the sum of its proper divisors (126781987).
1022122013 is a wasteful number, since it uses less digits than its factorization.
1022122013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19852.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 1022122013 is about 31970.6429869654. The cubic root of 1022122013 is about 1007.3202869755.
Adding to 1022122013 its reverse (3102212201), we get a palindrome (4124334214).
It can be divided in two parts, 102212201 and 3, that multiplied together give a palindrome (306636603).
The spelling of 1022122013 in words is "one billion, twenty-two million, one hundred twenty-two thousand, thirteen".
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