Base | Representation |
---|---|
bin | 10001011010000… |
… | …00110111010101 |
3 | 101011202110200210 |
4 | 20231000313111 |
5 | 244340031444 |
6 | 22253400033 |
7 | 3422062503 |
oct | 1055006725 |
9 | 334673623 |
10 | 146017749 |
11 | 75472329 |
12 | 40a99019 |
13 | 24336447 |
14 | 1556d673 |
15 | cc447b9 |
hex | 8b40dd5 |
146017749 has 4 divisors (see below), whose sum is σ = 194690336. Its totient is φ = 97345164.
The previous prime is 146017747. The next prime is 146017757. The reversal of 146017749 is 947710641.
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.
It is not a de Polignac number, because 146017749 - 21 = 146017747 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 (146017747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24336289 + ... + 24336294.
It is an arithmetic number, because the mean of its divisors is an integer number (48672584).
Almost surely, 2146017749 is an apocalyptic number.
It is an amenable number.
146017749 is a deficient number, since it is larger than the sum of its proper divisors (48672587).
146017749 is an equidigital number, since it uses as much as digits as its factorization.
146017749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48672586.
The product of its (nonzero) digits is 42336, while the sum is 39.
The square root of 146017749 is about 12083.7804101200. The cubic root of 146017749 is about 526.5850798061.
The spelling of 146017749 in words is "one hundred forty-six million, seventeen thousand, seven hundred forty-nine".
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