Base | Representation |
---|---|
bin | 1110111111101010… |
… | …1100111101010011 |
3 | 101101112000110022221 |
4 | 3233322230331103 |
5 | 31220414034443 |
6 | 1503224441511 |
7 | 201514103101 |
oct | 35772547523 |
9 | 11345013287 |
10 | 4025143123 |
11 | 17860a7671 |
12 | 944019297 |
13 | 4c1bb5ac1 |
14 | 2a281ac71 |
15 | 18858eeed |
hex | efeacf53 |
4025143123 has 2 divisors, whose sum is σ = 4025143124. Its totient is φ = 4025143122.
The previous prime is 4025143039. The next prime is 4025143139. The reversal of 4025143123 is 3213415204.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4025143123 is a prime.
It is not a weakly prime, because it can be changed into another prime (4025143153) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012571561 + 2012571562.
It is an arithmetic number, because the mean of its divisors is an integer number (2012571562).
Almost surely, 24025143123 is an apocalyptic number.
4025143123 is a deficient number, since it is larger than the sum of its proper divisors (1).
4025143123 is an equidigital number, since it uses as much as digits as its factorization.
4025143123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 4025143123 is about 63444.0156594773. The cubic root of 4025143123 is about 1590.7201256537.
Adding to 4025143123 its reverse (3213415204), we get a palindrome (7238558327).
The spelling of 4025143123 in words is "four billion, twenty-five million, one hundred forty-three thousand, one hundred twenty-three".
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