Base | Representation |
---|---|
bin | 100001100111100… |
… | …0111111010001001 |
3 | 2220121121021021010 |
4 | 1003033013322021 |
5 | 4302234204100 |
6 | 303533434133 |
7 | 36645110412 |
oct | 10317077211 |
9 | 2817537233 |
10 | 1128038025 |
11 | 529825734 |
12 | 27593b949 |
13 | 14c91992a |
14 | a9b5a809 |
15 | 69073750 |
hex | 433c7e89 |
1128038025 has 24 divisors (see below), whose sum is σ = 1877558400. Its totient is φ = 597576640.
The previous prime is 1128038011. The next prime is 1128038039. The reversal of 1128038025 is 5208308211.
It is an interprime number because it is at equal distance from previous prime (1128038011) and next prime (1128038039).
It is not a de Polignac number, because 1128038025 - 29 = 1128037513 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1128037983 and 1128038001.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39297 + ... + 61646.
It is an arithmetic number, because the mean of its divisors is an integer number (78231600).
Almost surely, 21128038025 is an apocalyptic number.
1128038025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1128038025 is a deficient number, since it is larger than the sum of its proper divisors (749520375).
1128038025 is a wasteful number, since it uses less digits than its factorization.
1128038025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101105 (or 101100 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
The square root of 1128038025 is about 33586.2773316722. The cubic root of 1128038025 is about 1040.9772695675.
The spelling of 1128038025 in words is "one billion, one hundred twenty-eight million, thirty-eight thousand, twenty-five".
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