Base | Representation |
---|---|
bin | 1010001100011… |
… | …1100011001111 |
3 | 2222110110020111 |
4 | 2203013203033 |
5 | 41421313044 |
6 | 4124300451 |
7 | 1026312613 |
oct | 243074317 |
9 | 88413214 |
10 | 42760399 |
11 | 22156580 |
12 | 123a1727 |
13 | 8b22116 |
14 | 5971343 |
15 | 3b49b34 |
hex | 28c78cf |
42760399 has 8 divisors (see below), whose sum is σ = 46726992. Its totient is φ = 38807040.
The previous prime is 42760397. The next prime is 42760429. The reversal of 42760399 is 99306724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42760399 - 21 = 42760397 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42760391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4207 + ... + 10159.
It is an arithmetic number, because the mean of its divisors is an integer number (5840874).
Almost surely, 242760399 is an apocalyptic number.
42760399 is a deficient number, since it is larger than the sum of its proper divisors (3966593).
42760399 is a wasteful number, since it uses less digits than its factorization.
42760399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6617.
The product of its (nonzero) digits is 81648, while the sum is 40.
The square root of 42760399 is about 6539.1435983621. The cubic root of 42760399 is about 349.6878822913.
The spelling of 42760399 in words is "forty-two million, seven hundred sixty thousand, three hundred ninety-nine".
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