Base | Representation |
---|---|
bin | 11001010111000… |
… | …000000111000001 |
3 | 1002122120121121202 |
4 | 121113000013001 |
5 | 1332404211121 |
6 | 110115030545 |
7 | 13354231430 |
oct | 3127000701 |
9 | 1078517552 |
10 | 425460161 |
11 | 1a9185575 |
12 | ba59b455 |
13 | 6a1b7099 |
14 | 40711117 |
15 | 2754240b |
hex | 195c01c1 |
425460161 has 4 divisors (see below), whose sum is σ = 486240192. Its totient is φ = 364680132.
The previous prime is 425460149. The next prime is 425460169. The reversal of 425460161 is 161064524.
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 a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-425460161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (425460169) 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, 30390005 + ... + 30390018.
It is an arithmetic number, because the mean of its divisors is an integer number (121560048).
Almost surely, 2425460161 is an apocalyptic number.
It is an amenable number.
425460161 is a deficient number, since it is larger than the sum of its proper divisors (60780031).
425460161 is an equidigital number, since it uses as much as digits as its factorization.
425460161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60780030.
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 425460161 is about 20626.6856523291. The cubic root of 425460161 is about 752.1185498790.
The spelling of 425460161 in words is "four hundred twenty-five million, four hundred sixty thousand, one hundred sixty-one".
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