Base | Representation |
---|---|
bin | 10111010110011100011000 |
3 | 102111222202121 |
4 | 113112130120 |
5 | 3031334430 |
6 | 335111024 |
7 | 103013116 |
oct | 27263430 |
9 | 12458677 |
10 | 6121240 |
11 | 3500a84 |
12 | 2072474 |
13 | 1364248 |
14 | b54ab6 |
15 | 80da7a |
hex | 5d6718 |
6121240 has 32 divisors (see below), whose sum is σ = 13860000. Its totient is φ = 2433024.
The previous prime is 6121231. The next prime is 6121253. The reversal of 6121240 is 421216.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7576 + ... + 8344.
It is an arithmetic number, because the mean of its divisors is an integer number (433125).
Almost surely, 26121240 is an apocalyptic number.
It is an amenable number.
6121240 is an abundant number, since it is smaller than the sum of its proper divisors (7738760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6121240 is a wasteful number, since it uses less digits than its factorization.
6121240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 979 (or 975 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 6121240 is about 2474.1139828229. The cubic root of 6121240 is about 182.9278384103.
Adding to 6121240 its reverse (421216), we get a palindrome (6542456).
The spelling of 6121240 in words is "six million, one hundred twenty-one thousand, two hundred forty".
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