Base | Representation |
---|---|
bin | 11001000011011… |
… | …001111101000101 |
3 | 1002021220121221202 |
4 | 121003121331011 |
5 | 1330100320031 |
6 | 105412552245 |
7 | 13262454620 |
oct | 3103317505 |
9 | 1067817852 |
10 | 420323141 |
11 | 1a6296aa7 |
12 | b8922685 |
13 | 69108b24 |
14 | 3db74db7 |
15 | 26d7a2cb |
hex | 190d9f45 |
420323141 has 12 divisors (see below), whose sum is σ = 496372896. Its totient is φ = 348649560.
The previous prime is 420323131. The next prime is 420323143. The reversal of 420323141 is 141323024.
It is not a de Polignac number, because 420323141 - 210 = 420322117 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420323143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24515 + ... + 37968.
It is an arithmetic number, because the mean of its divisors is an integer number (41364408).
Almost surely, 2420323141 is an apocalyptic number.
It is an amenable number.
420323141 is a deficient number, since it is larger than the sum of its proper divisors (76049755).
420323141 is an equidigital number, since it uses as much as digits as its factorization.
420323141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62552 (or 62521 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 420323141 is about 20501.7838492166. The cubic root of 420323141 is about 749.0792499402.
Adding to 420323141 its reverse (141323024), we get a palindrome (561646165).
The spelling of 420323141 in words is "four hundred twenty million, three hundred twenty-three thousand, one hundred forty-one".
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