Base | Representation |
---|---|
bin | 1010100100010000101001 |
3 | 12012201200011 |
4 | 22210100221 |
5 | 1202114321 |
6 | 135211521 |
7 | 32354455 |
oct | 12442051 |
9 | 5181604 |
10 | 2769961 |
11 | 1622127 |
12 | b16ba1 |
13 | 75ca3c |
14 | 521665 |
15 | 39aae1 |
hex | 2a4429 |
2769961 has 4 divisors (see below), whose sum is σ = 2775492. Its totient is φ = 2764432.
The previous prime is 2769941. The next prime is 2769967. The reversal of 2769961 is 1699672.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 931225 + 1838736 = 965^2 + 1356^2 .
It is a cyclic number.
It is not a de Polignac number, because 2769961 - 211 = 2767913 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2769967) 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, 1930 + ... + 3043.
It is an arithmetic number, because the mean of its divisors is an integer number (693873).
22769961 is an apocalyptic number.
It is an amenable number.
2769961 is a deficient number, since it is larger than the sum of its proper divisors (5531).
2769961 is an equidigital number, since it uses as much as digits as its factorization.
2769961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5530.
The product of its digits is 40824, while the sum is 40.
The square root of 2769961 is about 1664.3199812536. The cubic root of 2769961 is about 140.4401284905.
The spelling of 2769961 in words is "two million, seven hundred sixty-nine thousand, nine hundred sixty-one".
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