Base | Representation |
---|---|
bin | 1111111111100… |
… | …11100011011101 |
3 | 100100110101011212 |
4 | 13333303203131 |
5 | 233321313444 |
6 | 21151354205 |
7 | 3216253463 |
oct | 777634335 |
9 | 310411155 |
10 | 134166749 |
11 | 69808512 |
12 | 38b22965 |
13 | 21a47212 |
14 | 13b66833 |
15 | bba319e |
hex | 7ff38dd |
134166749 has 4 divisors (see below), whose sum is σ = 134752860. Its totient is φ = 133580640.
The previous prime is 134166707. The next prime is 134166757. The reversal of 134166749 is 947661431.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 125843524 + 8323225 = 11218^2 + 2885^2 .
It is a cyclic number.
It is not a de Polignac number, because 134166749 - 224 = 117389533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134126749) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292712 + ... + 293169.
It is an arithmetic number, because the mean of its divisors is an integer number (33688215).
Almost surely, 2134166749 is an apocalyptic number.
It is an amenable number.
134166749 is a deficient number, since it is larger than the sum of its proper divisors (586111).
134166749 is an equidigital number, since it uses as much as digits as its factorization.
134166749 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 586110.
The product of its digits is 108864, while the sum is 41.
The square root of 134166749 is about 11583.0371233110. The cubic root of 134166749 is about 511.9351686405.
The spelling of 134166749 in words is "one hundred thirty-four million, one hundred sixty-six thousand, seven hundred forty-nine".
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