Base | Representation |
---|---|
bin | 111110000000001… |
… | …000100010110011 |
3 | 2200111100202212002 |
4 | 332000020202303 |
5 | 4112244104022 |
6 | 251115324215 |
7 | 34530513221 |
oct | 7600104263 |
9 | 2614322762 |
10 | 1040222387 |
11 | 4941a6526 |
12 | 25045066b |
13 | 137681009 |
14 | 9c21bb11 |
15 | 614c9092 |
hex | 3e0088b3 |
1040222387 has 2 divisors, whose sum is σ = 1040222388. Its totient is φ = 1040222386.
The previous prime is 1040222383. The next prime is 1040222423. The reversal of 1040222387 is 7832220401.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1040222387 - 22 = 1040222383 is a prime.
It is a super-2 number, since 2×10402223872 = 2164125228831955538, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1040222383) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520111193 + 520111194.
It is an arithmetic number, because the mean of its divisors is an integer number (520111194).
Almost surely, 21040222387 is an apocalyptic number.
1040222387 is a deficient number, since it is larger than the sum of its proper divisors (1).
1040222387 is an equidigital number, since it uses as much as digits as its factorization.
1040222387 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 1040222387 is about 32252.4787729564. The cubic root of 1040222387 is about 1013.2316145325.
Adding to 1040222387 its reverse (7832220401), we get a palindrome (8872442788).
The spelling of 1040222387 in words is "one billion, forty million, two hundred twenty-two thousand, three hundred eighty-seven".
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