Base | Representation |
---|---|
bin | 101001100111… |
… | …011000001101 |
3 | 202112020121100 |
4 | 221213120031 |
5 | 10243043242 |
6 | 1025453313 |
7 | 161504145 |
oct | 51473015 |
9 | 22466540 |
10 | 10909197 |
11 | 6181272 |
12 | 37a1239 |
13 | 234c660 |
14 | 163d925 |
15 | e5754c |
hex | a6760d |
10909197 has 12 divisors (see below), whose sum is σ = 16970044. Its totient is φ = 6713280.
The previous prime is 10909181. The next prime is 10909231. The reversal of 10909197 is 79190901.
10909197 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 4901796 + 6007401 = 2214^2 + 2451^2 .
It is not a de Polignac number, because 10909197 - 24 = 10909181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10909147) 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, 46504 + ... + 46737.
Almost surely, 210909197 is an apocalyptic number.
It is an amenable number.
10909197 is a deficient number, since it is larger than the sum of its proper divisors (6060847).
10909197 is a wasteful number, since it uses less digits than its factorization.
10909197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93260 (or 93257 counting only the distinct ones).
The product of its (nonzero) digits is 5103, while the sum is 36.
The square root of 10909197 is about 3302.9073556490. The cubic root of 10909197 is about 221.7843657324.
The spelling of 10909197 in words is "ten million, nine hundred nine thousand, one hundred ninety-seven".
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