Base | Representation |
---|---|
bin | 1011011000000000001000 |
3 | 12121111101121 |
4 | 23120000020 |
5 | 1230410041 |
6 | 143525024 |
7 | 34226401 |
oct | 13300010 |
9 | 5544347 |
10 | 2981896 |
11 | 1757385 |
12 | bb9774 |
13 | 805348 |
14 | 5789a8 |
15 | 3dd7d1 |
hex | 2d8008 |
2981896 has 16 divisors (see below), whose sum is σ = 5784300. Its totient is φ = 1439424.
The previous prime is 2981887. The next prime is 2981897. The reversal of 2981896 is 6981892.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 2937796 + 44100 = 1714^2 + 210^2 .
It is an alternating number because its digits alternate between even and odd.
It is a nialpdrome in base 12.
It is not an unprimeable number, because it can be changed into a prime (2981897) 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, 6195 + ... + 6658.
22981896 is an apocalyptic number.
It is an amenable number.
2981896 is a deficient number, since it is larger than the sum of its proper divisors (2802404).
2981896 is a wasteful number, since it uses less digits than its factorization.
2981896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12888 (or 12884 counting only the distinct ones).
The product of its digits is 62208, while the sum is 43.
The square root of 2981896 is about 1726.8167244963. The cubic root of 2981896 is about 143.9342549673.
The spelling of 2981896 in words is "two million, nine hundred eighty-one thousand, eight hundred ninety-six".
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