Base | Representation |
---|---|
bin | 1101000011000… |
… | …01101100100101 |
3 | 21121221202000100 |
4 | 12201201230211 |
5 | 211004431234 |
6 | 14505534313 |
7 | 2466220146 |
oct | 641415445 |
9 | 247852010 |
10 | 109452069 |
11 | 56867a61 |
12 | 307a4399 |
13 | 198a2b4c |
14 | 10771acd |
15 | 9920399 |
hex | 6861b25 |
109452069 has 12 divisors (see below), whose sum is σ = 167397516. Its totient is φ = 68675712.
The previous prime is 109452067. The next prime is 109452089. The reversal of 109452069 is 960254901.
It can be written as a sum of positive squares in 2 ways, for example, as 56700900 + 52751169 = 7530^2 + 7263^2 .
It is not a de Polignac number, because 109452069 - 21 = 109452067 is a prime.
It is a super-2 number, since 2×1094520692 = 23959510816761522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109452067) 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, 357534 + ... + 357839.
It is an arithmetic number, because the mean of its divisors is an integer number (13949793).
Almost surely, 2109452069 is an apocalyptic number.
It is an amenable number.
109452069 is a deficient number, since it is larger than the sum of its proper divisors (57945447).
109452069 is a wasteful number, since it uses less digits than its factorization.
109452069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 715396 (or 715393 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 109452069 is about 10461.9342857810. The cubic root of 109452069 is about 478.3450951822.
The spelling of 109452069 in words is "one hundred nine million, four hundred fifty-two thousand, sixty-nine".
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