Base | Representation |
---|---|
bin | 11001000011111… |
… | …100000100110111 |
3 | 1002022011201200010 |
4 | 121003330010313 |
5 | 1330114303103 |
6 | 105415551303 |
7 | 13263606240 |
oct | 3103740467 |
9 | 1068151603 |
10 | 420462903 |
11 | 1a6382003 |
12 | b898b533 |
13 | 69157623 |
14 | 3dbadcc7 |
15 | 26da6903 |
hex | 190fc137 |
420462903 has 8 divisors (see below), whose sum is σ = 640705408. Its totient is φ = 240264504.
The previous prime is 420462883. The next prime is 420462919. The reversal of 420462903 is 309264024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 420462903 - 222 = 416268599 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420462403) 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, 10011001 + ... + 10011042.
It is an arithmetic number, because the mean of its divisors is an integer number (80088176).
Almost surely, 2420462903 is an apocalyptic number.
420462903 is a deficient number, since it is larger than the sum of its proper divisors (220242505).
420462903 is a wasteful number, since it uses less digits than its factorization.
420462903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20022053.
The product of its (nonzero) digits is 10368, while the sum is 30.
The square root of 420462903 is about 20505.1920985881. The cubic root of 420462903 is about 749.1622663961.
The spelling of 420462903 in words is "four hundred twenty million, four hundred sixty-two thousand, nine hundred three".
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