Base | Representation |
---|---|
bin | 11000010111101… |
… | …110000011010001 |
3 | 1001111100210201212 |
4 | 120113232003101 |
5 | 1314132333441 |
6 | 104323305505 |
7 | 13063230041 |
oct | 3027560321 |
9 | 1044323655 |
10 | 408871121 |
11 | 19a884a1a |
12 | b4b1b295 |
13 | 66929399 |
14 | 3c433721 |
15 | 25d66eeb |
hex | 185ee0d1 |
408871121 has 8 divisors (see below), whose sum is σ = 429216000. Its totient is φ = 388973520.
The previous prime is 408871103. The next prime is 408871139. The reversal of 408871121 is 121178804.
It is an interprime number because it is at equal distance from previous prime (408871103) and next prime (408871139).
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 408871121 - 210 = 408870097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (408871181) 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, 109946 + ... + 113603.
It is an arithmetic number, because the mean of its divisors is an integer number (53652000).
Almost surely, 2408871121 is an apocalyptic number.
It is an amenable number.
408871121 is a deficient number, since it is larger than the sum of its proper divisors (20344879).
408871121 is a wasteful number, since it uses less digits than its factorization.
408871121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223639.
The product of its (nonzero) digits is 3584, while the sum is 32.
The square root of 408871121 is about 20220.5618369026. The cubic root of 408871121 is about 742.2134366361.
The spelling of 408871121 in words is "four hundred eight million, eight hundred seventy-one thousand, one hundred twenty-one".
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