Base | Representation |
---|---|
bin | 1010111101101100011011 |
3 | 12102000120121 |
4 | 22331230123 |
5 | 1213433024 |
6 | 141334111 |
7 | 33300262 |
oct | 12755433 |
9 | 5360517 |
10 | 2874139 |
11 | 1693424 |
12 | b67337 |
13 | 798298 |
14 | 54b5d9 |
15 | 3bb8e4 |
hex | 2bdb1b |
2874139 has 4 divisors (see below), whose sum is σ = 3043224. Its totient is φ = 2705056.
The previous prime is 2874121. The next prime is 2874169. The reversal of 2874139 is 9314782.
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 2874139 - 25 = 2874107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2874119) 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, 84517 + ... + 84550.
It is an arithmetic number, because the mean of its divisors is an integer number (760806).
22874139 is an apocalyptic number.
2874139 is a deficient number, since it is larger than the sum of its proper divisors (169085).
2874139 is a wasteful number, since it uses less digits than its factorization.
2874139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169084.
The product of its digits is 12096, while the sum is 34.
The square root of 2874139 is about 1695.3285817210. The cubic root of 2874139 is about 142.1791529697.
The spelling of 2874139 in words is "two million, eight hundred seventy-four thousand, one hundred thirty-nine".
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