Base | Representation |
---|---|
bin | 1101000011000… |
… | …10110001111001 |
3 | 21121221222002122 |
4 | 12201202301321 |
5 | 211010102010 |
6 | 14510011025 |
7 | 2466236114 |
oct | 641426171 |
9 | 247858078 |
10 | 109456505 |
11 | 56870324 |
12 | 307a6a75 |
13 | 198a4b82 |
14 | 1077357b |
15 | 9921855 |
hex | 6862c79 |
109456505 has 16 divisors (see below), whose sum is σ = 137894400. Its totient is φ = 83297280.
The previous prime is 109456483. The next prime is 109456507. The reversal of 109456505 is 505654901.
It is not a de Polignac number, because 109456505 - 216 = 109390969 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (109456507) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161 + ... + 15129.
It is an arithmetic number, because the mean of its divisors is an integer number (8618400).
Almost surely, 2109456505 is an apocalyptic number.
It is an amenable number.
109456505 is a deficient number, since it is larger than the sum of its proper divisors (28437895).
109456505 is a wasteful number, since it uses less digits than its factorization.
109456505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12064.
The product of its (nonzero) digits is 27000, while the sum is 35.
The square root of 109456505 is about 10462.1462903173. The cubic root of 109456505 is about 478.3515574026.
The spelling of 109456505 in words is "one hundred nine million, four hundred fifty-six thousand, five hundred five".
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