Base | Representation |
---|---|
bin | 1010011101100001011101 |
3 | 12011022211002 |
4 | 22131201131 |
5 | 1200223430 |
6 | 134440045 |
7 | 32211143 |
oct | 12354135 |
9 | 5138732 |
10 | 2742365 |
11 | 160341a |
12 | b03025 |
13 | 750302 |
14 | 515593 |
15 | 392845 |
hex | 29d85d |
2742365 has 8 divisors (see below), whose sum is σ = 3464160. Its totient is φ = 2078352.
The previous prime is 2742361. The next prime is 2742371. The reversal of 2742365 is 5632472.
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 2742365 - 22 = 2742361 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 27 + 74 + 49 + 219 + 35 + 62 + 59 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2742361) 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, 14339 + ... + 14528.
It is an arithmetic number, because the mean of its divisors is an integer number (433020).
22742365 is an apocalyptic number.
It is an amenable number.
2742365 is a deficient number, since it is larger than the sum of its proper divisors (721795).
2742365 is a wasteful number, since it uses less digits than its factorization.
2742365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28891.
The product of its digits is 10080, while the sum is 29.
The square root of 2742365 is about 1656.0087560155. The cubic root of 2742365 is about 139.9721883530.
Subtracting from 2742365 its sum of digits (29), we obtain a square (2742336 = 16562).
The spelling of 2742365 in words is "two million, seven hundred forty-two thousand, three hundred sixty-five".
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