Base | Representation |
---|---|
bin | 111111010000110010011 |
3 | 10220022121000 |
4 | 13322012103 |
5 | 1012313404 |
6 | 112233043 |
7 | 23422446 |
oct | 7720623 |
9 | 3808530 |
10 | 2072979 |
11 | 1196507 |
12 | 83b783 |
13 | 57771c |
14 | 3bd65d |
15 | 2ae339 |
hex | 1fa193 |
2072979 has 8 divisors (see below), whose sum is σ = 3071120. Its totient is φ = 1381968.
The previous prime is 2072977. The next prime is 2073011. The reversal of 2072979 is 9792702.
It is not a de Polignac number, because 2072979 - 21 = 2072977 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2072977) 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, 38362 + ... + 38415.
It is an arithmetic number, because the mean of its divisors is an integer number (383890).
22072979 is an apocalyptic number.
2072979 is a deficient number, since it is larger than the sum of its proper divisors (998141).
2072979 is an equidigital number, since it uses as much as digits as its factorization.
2072979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76786 (or 76780 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 2072979 is about 1439.7843588538. The cubic root of 2072979 is about 127.5062972668.
The spelling of 2072979 in words is "two million, seventy-two thousand, nine hundred seventy-nine".
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