Base | Representation |
---|---|
bin | 11001000011010… |
… | …101000100011001 |
3 | 1002021212121111120 |
4 | 121003111010121 |
5 | 1330044200004 |
6 | 105412315453 |
7 | 13262342361 |
oct | 3103250431 |
9 | 1067777446 |
10 | 420303129 |
11 | 1a6282a64 |
12 | b8912b89 |
13 | 690cc99c |
14 | 3db6b9a1 |
15 | 26d743d9 |
hex | 190d5119 |
420303129 has 8 divisors (see below), whose sum is σ = 560575392. Its totient is φ = 280116480.
The previous prime is 420303109. The next prime is 420303137. The reversal of 420303129 is 921303024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 420303129 - 25 = 420303097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 420303099 and 420303108.
It is not an unprimeable number, because it can be changed into a prime (420303109) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8904 + ... + 30329.
It is an arithmetic number, because the mean of its divisors is an integer number (70071924).
Almost surely, 2420303129 is an apocalyptic number.
It is an amenable number.
420303129 is a deficient number, since it is larger than the sum of its proper divisors (140272263).
420303129 is a wasteful number, since it uses less digits than its factorization.
420303129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42807.
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 420303129 is about 20501.2957883154. The cubic root of 420303129 is about 749.0673616171.
The spelling of 420303129 in words is "four hundred twenty million, three hundred three thousand, one hundred twenty-nine".
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