Base | Representation |
---|---|
bin | 1100010101010… |
… | …01101001110001 |
3 | 21012200002001110 |
4 | 12022221221301 |
5 | 202441032340 |
6 | 14133223533 |
7 | 2364233040 |
oct | 612515161 |
9 | 235602043 |
10 | 103455345 |
11 | 53441594 |
12 | 2a791ba9 |
13 | 185834a6 |
14 | da50557 |
15 | 9138680 |
hex | 62a9a71 |
103455345 has 32 divisors (see below), whose sum is σ = 189911808. Its totient is φ = 47109888.
The previous prime is 103455301. The next prime is 103455347. The reversal of 103455345 is 543554301.
It is not a de Polignac number, because 103455345 - 29 = 103454833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (103455347) 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 31 ways as a sum of consecutive naturals, for example, 27307 + ... + 30863.
It is an arithmetic number, because the mean of its divisors is an integer number (5934744).
Almost surely, 2103455345 is an apocalyptic number.
103455345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
103455345 is a deficient number, since it is larger than the sum of its proper divisors (86456463).
103455345 is a wasteful number, since it uses less digits than its factorization.
103455345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3849.
The product of its (nonzero) digits is 18000, while the sum is 30.
The square root of 103455345 is about 10171.3000643969. The cubic root of 103455345 is about 469.4445603860. Note that the first 3 decimals are identical.
The spelling of 103455345 in words is "one hundred three million, four hundred fifty-five thousand, three hundred forty-five".
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