Base | Representation |
---|---|
bin | 1010111101011001101111 |
3 | 12101221221022 |
4 | 22331121233 |
5 | 1213413233 |
6 | 141324355 |
7 | 33263633 |
oct | 12753157 |
9 | 5357838 |
10 | 2872943 |
11 | 1692537 |
12 | b666bb |
13 | 797888 |
14 | 54adc3 |
15 | 3bb398 |
hex | 2bd66f |
2872943 has 8 divisors (see below), whose sum is σ = 2995680. Its totient is φ = 2751840.
The previous prime is 2872937. The next prime is 2872967. The reversal of 2872943 is 3492782.
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 2872943 - 210 = 2871919 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2872973) 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, 4238 + ... + 4868.
It is an arithmetic number, because the mean of its divisors is an integer number (374460).
22872943 is an apocalyptic number.
2872943 is a deficient number, since it is larger than the sum of its proper divisors (122737).
2872943 is a wasteful number, since it uses less digits than its factorization.
2872943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 817.
The product of its digits is 24192, while the sum is 35.
The square root of 2872943 is about 1694.9758110368. The cubic root of 2872943 is about 142.1594288182.
The spelling of 2872943 in words is "two million, eight hundred seventy-two thousand, nine hundred forty-three".
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