Base | Representation |
---|---|
bin | 1111111111101… |
… | …00100101101001 |
3 | 100100110120222202 |
4 | 13333310211221 |
5 | 233321432420 |
6 | 21151425545 |
7 | 3216302024 |
oct | 777644551 |
9 | 310416882 |
10 | 134170985 |
11 | 69810713 |
12 | 38b252b5 |
13 | 21a49120 |
14 | 13b681bb |
15 | bba4575 |
hex | 7ff4969 |
134170985 has 8 divisors (see below), whose sum is σ = 173390280. Its totient is φ = 99080064.
The previous prime is 134170979. The next prime is 134170997. The reversal of 134170985 is 589071431.
It can be written as a sum of positive squares in 4 ways, for example, as 14684224 + 119486761 = 3832^2 + 10931^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-134170985 is a prime.
It is a super-3 number, since 3×1341709853 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1032020 + ... + 1032149.
It is an arithmetic number, because the mean of its divisors is an integer number (21673785).
Almost surely, 2134170985 is an apocalyptic number.
It is an amenable number.
134170985 is a deficient number, since it is larger than the sum of its proper divisors (39219295).
134170985 is a wasteful number, since it uses less digits than its factorization.
134170985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2064187.
The product of its (nonzero) digits is 30240, while the sum is 38.
The square root of 134170985 is about 11583.2199754645. The cubic root of 134170985 is about 511.9405563007.
The spelling of 134170985 in words is "one hundred thirty-four million, one hundred seventy thousand, nine hundred eighty-five".
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