Base | Representation |
---|---|
bin | 1001110101111010… |
… | …0010011000001001 |
3 | 20211010102221010102 |
4 | 2131132202120021 |
5 | 20402324344131 |
6 | 1114055455145 |
7 | 122320603442 |
oct | 23536423011 |
9 | 6733387112 |
10 | 2642028041 |
11 | 11363a0854 |
12 | 6189874b5 |
13 | 331499903 |
14 | 1b0c622c9 |
15 | 106e331cb |
hex | 9d7a2609 |
2642028041 has 4 divisors (see below), whose sum is σ = 2727254784. Its totient is φ = 2556801300.
The previous prime is 2642028013. The next prime is 2642028079. The reversal of 2642028041 is 1408202462.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2642028041 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2642027995 and 2642028013.
It is not an unprimeable number, because it can be changed into a prime (2642028541) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42613325 + ... + 42613386.
It is an arithmetic number, because the mean of its divisors is an integer number (681813696).
Almost surely, 22642028041 is an apocalyptic number.
It is an amenable number.
2642028041 is a deficient number, since it is larger than the sum of its proper divisors (85226743).
2642028041 is an equidigital number, since it uses as much as digits as its factorization.
2642028041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85226742.
The product of its (nonzero) digits is 6144, while the sum is 29.
The square root of 2642028041 is about 51400.6618731705. The cubic root of 2642028041 is about 1382.4384600049.
The spelling of 2642028041 in words is "two billion, six hundred forty-two million, twenty-eight thousand, forty-one".
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