Base | Representation |
---|---|
bin | 100111110010000011… |
… | …011100000011110001 |
3 | 11002020221010001100201 |
4 | 213302003130003301 |
5 | 1144440204141142 |
6 | 31342345315201 |
7 | 3041351254654 |
oct | 476203340361 |
9 | 132227101321 |
10 | 42715693297 |
11 | 1712a993672 |
12 | 8341495b01 |
13 | 40498a2084 |
14 | 20d312789b |
15 | 11a011bab7 |
hex | 9f20dc0f1 |
42715693297 has 4 divisors (see below), whose sum is σ = 45228381156. Its totient is φ = 40203005440.
The previous prime is 42715693271. The next prime is 42715693303. The reversal of 42715693297 is 79239651724.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18128198881 + 24587494416 = 134641^2 + 156804^2 .
It is a cyclic number.
It is not a de Polignac number, because 42715693297 - 27 = 42715693169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42715633297) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256343904 + ... + 1256343937.
It is an arithmetic number, because the mean of its divisors is an integer number (11307095289).
Almost surely, 242715693297 is an apocalyptic number.
It is an amenable number.
42715693297 is a deficient number, since it is larger than the sum of its proper divisors (2512687859).
42715693297 is a wasteful number, since it uses less digits than its factorization.
42715693297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2512687858.
The product of its digits is 5715360, while the sum is 55.
The spelling of 42715693297 in words is "forty-two billion, seven hundred fifteen million, six hundred ninety-three thousand, two hundred ninety-seven".
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