Base | Representation |
---|---|
bin | 10000000010110… |
… | …00001111011001 |
3 | 100101020022220101 |
4 | 20001120033121 |
5 | 233423013121 |
6 | 21204255401 |
7 | 3222622033 |
oct | 1001301731 |
9 | 311208811 |
10 | 134579161 |
11 | 69a6a352 |
12 | 390a1561 |
13 | 21b5cb52 |
14 | 13c32c53 |
15 | bc35491 |
hex | 80583d9 |
134579161 has 4 divisors (see below), whose sum is σ = 134603392. Its totient is φ = 134554932.
The previous prime is 134579149. The next prime is 134579183. The reversal of 134579161 is 161975431.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 161975431 = 103 ⋅1572577.
It is a cyclic number.
It is not a de Polignac number, because 134579161 - 25 = 134579129 is a prime.
It is a super-2 number, since 2×1345791612 = 36223101150927842, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 134579161.
It is not an unprimeable number, because it can be changed into a prime (134577161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820 + ... + 16426.
It is an arithmetic number, because the mean of its divisors is an integer number (33650848).
Almost surely, 2134579161 is an apocalyptic number.
It is an amenable number.
134579161 is a deficient number, since it is larger than the sum of its proper divisors (24231).
134579161 is an equidigital number, since it uses as much as digits as its factorization.
134579161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24230.
The product of its digits is 22680, while the sum is 37.
The square root of 134579161 is about 11600.8258757728. The cubic root of 134579161 is about 512.4591739043.
The spelling of 134579161 in words is "one hundred thirty-four million, five hundred seventy-nine thousand, one hundred sixty-one".
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