Base | Representation |
---|---|
bin | 11000011001110… |
… | …101100101110010 |
3 | 1001112102000021200 |
4 | 120121311211302 |
5 | 1314303120130 |
6 | 104343232030 |
7 | 13101031440 |
oct | 3031654562 |
9 | 1045360250 |
10 | 409426290 |
11 | 1a0124039 |
12 | b5148616 |
13 | 66a91ca0 |
14 | 3c539b90 |
15 | 25e26760 |
hex | 18675972 |
409426290 has 96 divisors (see below), whose sum is σ = 1310190336. Its totient is φ = 86382720.
The previous prime is 409426271. The next prime is 409426291. The reversal of 409426290 is 92624904.
It is not an unprimeable number, because it can be changed into a prime (409426291) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16806 + ... + 33185.
It is an arithmetic number, because the mean of its divisors is an integer number (13647816).
Almost surely, 2409426290 is an apocalyptic number.
409426290 is an abundant number, since it is smaller than the sum of its proper divisors (900764046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
409426290 is a wasteful number, since it uses less digits than its factorization.
409426290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50024 (or 50021 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 409426290 is about 20234.2850133134. The cubic root of 409426290 is about 742.5492128045.
The spelling of 409426290 in words is "four hundred nine million, four hundred twenty-six thousand, two hundred ninety".
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