Base | Representation |
---|---|
bin | 11001000010111… |
… | …011111100110100 |
3 | 1002021200101101000 |
4 | 121002323330310 |
5 | 1330032401434 |
6 | 105410203300 |
7 | 13261433412 |
oct | 3102737464 |
9 | 1067611330 |
10 | 420200244 |
11 | 1a6212732 |
12 | b8883530 |
13 | 69094bc9 |
14 | 3db422b2 |
15 | 26d53b99 |
hex | 190bbf34 |
420200244 has 24 divisors (see below), whose sum is σ = 1089408320. Its totient is φ = 140066712.
The previous prime is 420200213. The next prime is 420200273. The reversal of 420200244 is 442002024.
420200244 is a `hidden beast` number, since 420 + 2 + 0 + 0 + 244 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945264 + ... + 1945479.
Almost surely, 2420200244 is an apocalyptic number.
It is an amenable number.
420200244 is an abundant number, since it is smaller than the sum of its proper divisors (669208076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420200244 is a wasteful number, since it uses less digits than its factorization.
420200244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3890756 (or 3890748 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 18.
The square root of 420200244 is about 20498.7864031020. The cubic root of 420200244 is about 749.0062358253.
Adding to 420200244 its reverse (442002024), we get a palindrome (862202268).
The spelling of 420200244 in words is "four hundred twenty million, two hundred thousand, two hundred forty-four".
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