Base | Representation |
---|---|
bin | 100111110110… |
… | …001111101101 |
3 | 201122200221200 |
4 | 213312033231 |
5 | 10133231210 |
6 | 1011520113 |
7 | 154534146 |
oct | 47661755 |
9 | 21580850 |
10 | 10445805 |
11 | 59950a7 |
12 | 35b9039 |
13 | 2219766 |
14 | 155cacd |
15 | db50c0 |
hex | 9f63ed |
10445805 has 12 divisors (see below), whose sum is σ = 18106140. Its totient is φ = 5571072.
The previous prime is 10445779. The next prime is 10445807. The reversal of 10445805 is 50854401.
It can be written as a sum of positive squares in 2 ways, for example, as 1855044 + 8590761 = 1362^2 + 2931^2 .
It is not a de Polignac number, because 10445805 - 210 = 10444781 is a prime.
It is a super-2 number, since 2×104458052 = 218229684196050, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10445807) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116020 + ... + 116109.
It is an arithmetic number, because the mean of its divisors is an integer number (1508845).
Almost surely, 210445805 is an apocalyptic number.
10445805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10445805 is a deficient number, since it is larger than the sum of its proper divisors (7660335).
10445805 is a wasteful number, since it uses less digits than its factorization.
10445805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 232140 (or 232137 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
The square root of 10445805 is about 3231.9970606422. The cubic root of 10445805 is about 218.5985640318.
The spelling of 10445805 in words is "ten million, four hundred forty-five thousand, eight hundred five".
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