Base | Representation |
---|---|
bin | 1011010101101000111000 |
3 | 12121000010002 |
4 | 23111220320 |
5 | 1230102331 |
6 | 143412132 |
7 | 34156232 |
oct | 13255070 |
9 | 5530102 |
10 | 2972216 |
11 | 1750085 |
12 | bb4048 |
13 | 800b10 |
14 | 575252 |
15 | 3da9cb |
hex | 2d5a38 |
2972216 has 16 divisors (see below), whose sum is σ = 6001800. Its totient is φ = 1371744.
The previous prime is 2972197. The next prime is 2972219. The reversal of 2972216 is 6122792.
2972216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2972219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14186 + ... + 14393.
22972216 is an apocalyptic number.
2972216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
2972216 is an abundant number, since it is smaller than the sum of its proper divisors (3029584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2972216 is a wasteful number, since it uses less digits than its factorization.
2972216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28598 (or 28594 counting only the distinct ones).
The product of its digits is 3024, while the sum is 29.
The square root of 2972216 is about 1724.0116008890. The cubic root of 2972216 is about 143.7783369467.
The spelling of 2972216 in words is "two million, nine hundred seventy-two thousand, two hundred sixteen".
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