Base | Representation |
---|---|
bin | 1101000011000… |
… | …01100001101011 |
3 | 21121221201001111 |
4 | 12201201201223 |
5 | 211004420441 |
6 | 14505531151 |
7 | 2466215131 |
oct | 641414153 |
9 | 247851044 |
10 | 109451371 |
11 | 56867487 |
12 | 307a3ab7 |
13 | 198a2733 |
14 | 10771751 |
15 | 9920081 |
hex | 686186b |
109451371 has 2 divisors, whose sum is σ = 109451372. Its totient is φ = 109451370.
The previous prime is 109451357. The next prime is 109451387. The reversal of 109451371 is 173154901.
It is a weak prime.
It is an emirp because it is prime and its reverse (173154901) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 109451371 - 25 = 109451339 is a prime.
It is a super-2 number, since 2×1094513712 = 23959205227559282, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (109451341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54725685 + 54725686.
It is an arithmetic number, because the mean of its divisors is an integer number (54725686).
Almost surely, 2109451371 is an apocalyptic number.
109451371 is a deficient number, since it is larger than the sum of its proper divisors (1).
109451371 is an equidigital number, since it uses as much as digits as its factorization.
109451371 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3780, while the sum is 31.
The square root of 109451371 is about 10461.9009266959. The cubic root of 109451371 is about 478.3440783427.
The spelling of 109451371 in words is "one hundred nine million, four hundred fifty-one thousand, three hundred seventy-one".
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