Base | Representation |
---|---|
bin | 1000001100111000110101 |
3 | 11001020011110 |
4 | 20030320311 |
5 | 1022244231 |
6 | 114025233 |
7 | 24163023 |
oct | 10147065 |
9 | 4036143 |
10 | 2149941 |
11 | 1239312 |
12 | 878219 |
13 | 5a3771 |
14 | 3dd713 |
15 | 2c7046 |
hex | 20ce35 |
2149941 has 8 divisors (see below), whose sum is σ = 2888064. Its totient is φ = 1422560.
The previous prime is 2149937. The next prime is 2149991. The reversal of 2149941 is 1499412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2149941 - 22 = 2149937 is a prime.
2149941 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 2149899 and 2149908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2149991) 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, 2205 + ... + 3026.
It is an arithmetic number, because the mean of its divisors is an integer number (361008).
22149941 is an apocalyptic number.
It is an amenable number.
2149941 is a deficient number, since it is larger than the sum of its proper divisors (738123).
2149941 is a wasteful number, since it uses less digits than its factorization.
2149941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5371.
The product of its digits is 2592, while the sum is 30.
The square root of 2149941 is about 1466.2677108905. The cubic root of 2149941 is about 129.0651074502.
The spelling of 2149941 in words is "two million, one hundred forty-nine thousand, nine hundred forty-one".
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