Base | Representation |
---|---|
bin | 10100011000111… |
… | …010001110101111 |
3 | 212211200011201001 |
4 | 110120322032233 |
5 | 1200032334122 |
6 | 53535501131 |
7 | 11322404062 |
oct | 2430721657 |
9 | 784604631 |
10 | 342074287 |
11 | 166101525 |
12 | 966877a7 |
13 | 55b3c829 |
14 | 336068d9 |
15 | 20070527 |
hex | 1463a3af |
342074287 has 4 divisors (see below), whose sum is σ = 351319576. Its totient is φ = 332829000.
The previous prime is 342074279. The next prime is 342074303. The reversal of 342074287 is 782470243.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 342074287 - 23 = 342074279 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 9245251 = 342074287 / (3 + 4 + 2 + 0 + 7 + 4 + 2 + 8 + 7).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (342074087) 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, 4622589 + ... + 4622662.
It is an arithmetic number, because the mean of its divisors is an integer number (87829894).
Almost surely, 2342074287 is an apocalyptic number.
342074287 is a gapful number since it is divisible by the number (37) formed by its first and last digit.
342074287 is a deficient number, since it is larger than the sum of its proper divisors (9245289).
342074287 is an equidigital number, since it uses as much as digits as its factorization.
342074287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9245288.
The product of its (nonzero) digits is 75264, while the sum is 37.
The square root of 342074287 is about 18495.2503903029. The cubic root of 342074287 is about 699.3696958881.
The spelling of 342074287 in words is "three hundred forty-two million, seventy-four thousand, two hundred eighty-seven".
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