Base | Representation |
---|---|
bin | 11010010111110… |
… | …000110111101101 |
3 | 1010211112010121022 |
4 | 122113300313231 |
5 | 1401230441401 |
6 | 111522543525 |
7 | 13651440041 |
oct | 3227606755 |
9 | 1124463538 |
10 | 442437101 |
11 | 2078205a7 |
12 | 104207ba5 |
13 | 7087c502 |
14 | 42a90021 |
15 | 28c9771b |
hex | 1a5f0ded |
442437101 has 2 divisors, whose sum is σ = 442437102. Its totient is φ = 442437100.
The previous prime is 442437089. The next prime is 442437103. The reversal of 442437101 is 101734244.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 434764201 + 7672900 = 20851^2 + 2770^2 .
It is a cyclic number.
It is not a de Polignac number, because 442437101 - 210 = 442436077 is a prime.
Together with 442437103, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (442437103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221218550 + 221218551.
It is an arithmetic number, because the mean of its divisors is an integer number (221218551).
Almost surely, 2442437101 is an apocalyptic number.
It is an amenable number.
442437101 is a deficient number, since it is larger than the sum of its proper divisors (1).
442437101 is an equidigital number, since it uses as much as digits as its factorization.
442437101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 442437101 is about 21034.1888600440. The cubic root of 442437101 is about 761.9921769966.
The spelling of 442437101 in words is "four hundred forty-two million, four hundred thirty-seven thousand, one hundred one".
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