Base | Representation |
---|---|
bin | 10000000010001… |
… | …11011111110101 |
3 | 100101002211211101 |
4 | 20001013133311 |
5 | 233413314311 |
6 | 21203010101 |
7 | 3222215062 |
oct | 1001073765 |
9 | 311084741 |
10 | 134510581 |
11 | 69a22877 |
12 | 39069931 |
13 | 21b3787a |
14 | 13c15c69 |
15 | bc1eec1 |
hex | 80477f5 |
134510581 has 8 divisors (see below), whose sum is σ = 138998528. Its totient is φ = 130032000.
The previous prime is 134510539. The next prime is 134510587. The reversal of 134510581 is 185015431.
134510581 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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-134510581 is a prime.
It is a super-2 number, since 2×1345105812 = 36186192801915122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134510587) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38341 + ... + 41701.
It is an arithmetic number, because the mean of its divisors is an integer number (17374816).
Almost surely, 2134510581 is an apocalyptic number.
It is an amenable number.
134510581 is a deficient number, since it is larger than the sum of its proper divisors (4487947).
134510581 is a wasteful number, since it uses less digits than its factorization.
134510581 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4683.
The product of its (nonzero) digits is 2400, while the sum is 28.
The square root of 134510581 is about 11597.8696750740. The cubic root of 134510581 is about 512.3721113375.
The spelling of 134510581 in words is "one hundred thirty-four million, five hundred ten thousand, five hundred eighty-one".
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