Base | Representation |
---|---|
bin | 10111111101110… |
… | …10110111100110 |
3 | 112000022001201222 |
4 | 23332322313212 |
5 | 402431342210 |
6 | 31541020342 |
7 | 4660561310 |
oct | 1376726746 |
9 | 460261658 |
10 | 201043430 |
11 | a35359a5 |
12 | 573b46b2 |
13 | 32861213 |
14 | 1c9b47b0 |
15 | 129b3655 |
hex | bfbade6 |
201043430 has 32 divisors (see below), whose sum is σ = 418569984. Its totient is φ = 68096736.
The previous prime is 201043421. The next prime is 201043433. The reversal of 201043430 is 34340102.
It is a junction number, because it is equal to n+sod(n) for n = 201043399 and 201043408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201043433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11492 + ... + 23111.
It is an arithmetic number, because the mean of its divisors is an integer number (13080312).
Almost surely, 2201043430 is an apocalyptic number.
201043430 is an abundant number, since it is smaller than the sum of its proper divisors (217526554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201043430 is a wasteful number, since it uses less digits than its factorization.
201043430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34700.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 201043430 is about 14178.9784540354. The cubic root of 201043430 is about 585.8187867421.
Adding to 201043430 its reverse (34340102), we get a palindrome (235383532).
The spelling of 201043430 in words is "two hundred one million, forty-three thousand, four hundred thirty".
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