Base | Representation |
---|---|
bin | 1000001100101110000110 |
3 | 11001012020000 |
4 | 20030232012 |
5 | 1022234004 |
6 | 114022130 |
7 | 24161022 |
oct | 10145606 |
9 | 4035200 |
10 | 2149254 |
11 | 1238848 |
12 | 877946 |
13 | 5a3363 |
14 | 3dd382 |
15 | 2c6c39 |
hex | 20cb86 |
2149254 has 20 divisors (see below), whose sum is σ = 4816284. Its totient is φ = 716364.
The previous prime is 2149249. The next prime is 2149283. The reversal of 2149254 is 4529412.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6472 + ... + 6795.
22149254 is an apocalyptic number.
2149254 is an abundant number, since it is smaller than the sum of its proper divisors (2667030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2149254 is a wasteful number, since it uses less digits than its factorization.
2149254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13281 (or 13272 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 2149254 is about 1466.0334239027. The cubic root of 2149254 is about 129.0513586737.
The spelling of 2149254 in words is "two million, one hundred forty-nine thousand, two hundred fifty-four".
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