Base | Representation |
---|---|
bin | 1010110101000110111100 |
3 | 12100020100010 |
4 | 22311012330 |
5 | 1211321342 |
6 | 140503220 |
7 | 33062613 |
oct | 12650674 |
9 | 5306303 |
10 | 2838972 |
11 | 1669a64 |
12 | b4ab10 |
13 | 785286 |
14 | 53c87a |
15 | 3b129c |
hex | 2b51bc |
2838972 has 24 divisors (see below), whose sum is σ = 6652800. Its totient is φ = 942256.
The previous prime is 2838937. The next prime is 2839007. The reversal of 2838972 is 2798382.
It is an interprime number because it is at equal distance from previous prime (2838937) and next prime (2839007).
It is a self number, because there is not a number n which added to its sum of digits gives 2838972.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3979 + ... + 4637.
It is an arithmetic number, because the mean of its divisors is an integer number (277200).
22838972 is an apocalyptic number.
It is an amenable number.
2838972 is an abundant number, since it is smaller than the sum of its proper divisors (3813828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2838972 is a wasteful number, since it uses less digits than its factorization.
2838972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1025 (or 1023 counting only the distinct ones).
The product of its digits is 48384, while the sum is 39.
The square root of 2838972 is about 1684.9249241435. The cubic root of 2838972 is about 141.5968862030.
The spelling of 2838972 in words is "two million, eight hundred thirty-eight thousand, nine hundred seventy-two".
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