Base | Representation |
---|---|
bin | 111110110100110… |
… | …100001000000101 |
3 | 2201110100101121122 |
4 | 332310310020011 |
5 | 4124313014024 |
6 | 252331323325 |
7 | 35056061504 |
oct | 7664641005 |
9 | 2643311548 |
10 | 1054032389 |
11 | 4a0a79153 |
12 | 254bb0545 |
13 | 13a4a7b07 |
14 | 9ddb483b |
15 | 62805d5e |
hex | 3ed34205 |
1054032389 has 2 divisors, whose sum is σ = 1054032390. Its totient is φ = 1054032388.
The previous prime is 1054032341. The next prime is 1054032401. The reversal of 1054032389 is 9832304501.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 555403489 + 498628900 = 23567^2 + 22330^2 .
It is a cyclic number.
It is not a de Polignac number, because 1054032389 - 212 = 1054028293 is a prime.
It is a super-2 number, since 2×10540323892 = 2221968554122094642, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1054032319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527016194 + 527016195.
It is an arithmetic number, because the mean of its divisors is an integer number (527016195).
Almost surely, 21054032389 is an apocalyptic number.
It is an amenable number.
1054032389 is a deficient number, since it is larger than the sum of its proper divisors (1).
1054032389 is an equidigital number, since it uses as much as digits as its factorization.
1054032389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 1054032389 is about 32465.8649815464. The cubic root of 1054032389 is about 1017.6958076278.
The spelling of 1054032389 in words is "one billion, fifty-four million, thirty-two thousand, three hundred eighty-nine".
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