Base | Representation |
---|---|
bin | 1011010010001010011111 |
3 | 12120021120221 |
4 | 23102022133 |
5 | 1224123413 |
6 | 143222211 |
7 | 34066600 |
oct | 13221237 |
9 | 5507527 |
10 | 2957983 |
11 | 1740416 |
12 | ba7967 |
13 | 7c74b2 |
14 | 56dda7 |
15 | 3d668d |
hex | 2d229f |
2957983 has 24 divisors (see below), whose sum is σ = 3767472. Its totient is φ = 2306304.
The previous prime is 2957963. The next prime is 2958019. The reversal of 2957983 is 3897592.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-2957983 is a prime.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
Its product of digits (136080) is a multiple of the sum of its prime divisors (144).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2957963) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44116 + ... + 44182.
It is an arithmetic number, because the mean of its divisors is an integer number (156978).
22957983 is an apocalyptic number.
2957983 is a deficient number, since it is larger than the sum of its proper divisors (809489).
2957983 is a wasteful number, since it uses less digits than its factorization.
2957983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151 (or 144 counting only the distinct ones).
The product of its digits is 136080, while the sum is 43.
The square root of 2957983 is about 1719.8787747978. The cubic root of 2957983 is about 143.5484666745.
The spelling of 2957983 in words is "two million, nine hundred fifty-seven thousand, nine hundred eighty-three".
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