Base | Representation |
---|---|
bin | 1010011101100011001000 |
3 | 12011022222001 |
4 | 22131203020 |
5 | 1200224342 |
6 | 134440344 |
7 | 32211355 |
oct | 12354310 |
9 | 5138861 |
10 | 2742472 |
11 | 1603507 |
12 | b030b4 |
13 | 750385 |
14 | 51562c |
15 | 3928b7 |
hex | 29d8c8 |
2742472 has 16 divisors (see below), whose sum is σ = 5319900. Its totient is φ = 1323840.
The previous prime is 2742469. The next prime is 2742473.
2742472 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 98596 = 1626^2 + 314^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2742472.
It is not an unprimeable number, because it can be changed into a prime (2742473) 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, 5679 + ... + 6142.
22742472 is an apocalyptic number.
It is an amenable number.
2742472 is a deficient number, since it is larger than the sum of its proper divisors (2577428).
2742472 is a wasteful number, since it uses less digits than its factorization.
2742472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11856 (or 11852 counting only the distinct ones).
The product of its digits is 6272, while the sum is 28.
The square root of 2742472 is about 1656.0410622928. The cubic root of 2742472 is about 139.9740087804.
The spelling of 2742472 in words is "two million, seven hundred forty-two thousand, four hundred seventy-two".
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