Base | Representation |
---|---|
bin | 10011101001010… |
… | …00110001000101 |
3 | 102111002101001202 |
4 | 21310220301011 |
5 | 314141342123 |
6 | 24204032245 |
7 | 4040502161 |
oct | 1164506105 |
9 | 374071052 |
10 | 164793413 |
11 | 85026804 |
12 | 47232685 |
13 | 281ab4c5 |
14 | 17c59ca1 |
15 | e702a28 |
hex | 9d28c45 |
164793413 has 4 divisors (see below), whose sum is σ = 171958368. Its totient is φ = 157628460.
The previous prime is 164793389. The next prime is 164793439. The reversal of 164793413 is 314397461.
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: 314397461 = 7 ⋅44913923.
It is a cyclic number.
It is not a de Polignac number, because 164793413 - 220 = 163744837 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 (164793493) 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, 3582443 + ... + 3582488.
It is an arithmetic number, because the mean of its divisors is an integer number (42989592).
Almost surely, 2164793413 is an apocalyptic number.
It is an amenable number.
164793413 is a deficient number, since it is larger than the sum of its proper divisors (7164955).
164793413 is an equidigital number, since it uses as much as digits as its factorization.
164793413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7164954.
The product of its digits is 54432, while the sum is 38.
The square root of 164793413 is about 12837.1886719795. The cubic root of 164793413 is about 548.2516526266.
The spelling of 164793413 in words is "one hundred sixty-four million, seven hundred ninety-three thousand, four hundred thirteen".
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