Base | Representation |
---|---|
bin | 1011001010111000000001 |
3 | 12111202122020 |
4 | 23022320001 |
5 | 1222200004 |
6 | 142432053 |
7 | 33613551 |
oct | 13127001 |
9 | 5452566 |
10 | 2928129 |
11 | 171aa46 |
12 | b92629 |
13 | 7b6a29 |
14 | 563161 |
15 | 3cc8d9 |
hex | 2cae01 |
2928129 has 8 divisors (see below), whose sum is σ = 3917760. Its totient is φ = 1945296.
The previous prime is 2928119. The next prime is 2928137. The reversal of 2928129 is 9218292.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2928129 - 24 = 2928113 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 2928129.
It is not an unprimeable number, because it can be changed into a prime (2928119) 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, 589 + ... + 2490.
It is an arithmetic number, because the mean of its divisors is an integer number (489720).
22928129 is an apocalyptic number.
It is an amenable number.
2928129 is a deficient number, since it is larger than the sum of its proper divisors (989631).
2928129 is a wasteful number, since it uses less digits than its factorization.
2928129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3399.
The product of its digits is 5184, while the sum is 33.
The square root of 2928129 is about 1711.1776646509. The cubic root of 2928129 is about 143.0639028459.
The spelling of 2928129 in words is "two million, nine hundred twenty-eight thousand, one hundred twenty-nine".
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