Base | Representation |
---|---|
bin | 101011001110100… |
… | …010001101010110 |
3 | 1212112122112010000 |
4 | 223032202031112 |
5 | 2441124333142 |
6 | 155544112130 |
7 | 23654233260 |
oct | 5316421526 |
9 | 1775575100 |
10 | 725230422 |
11 | 342412394 |
12 | 182a65646 |
13 | b7334437 |
14 | 6c464b30 |
15 | 43a0814c |
hex | 2b3a2356 |
725230422 has 40 divisors (see below), whose sum is σ = 1857206736. Its totient is φ = 207208368.
The previous prime is 725230397. The next prime is 725230433. The reversal of 725230422 is 224032527.
725230422 is a `hidden beast` number, since 7 + 2 + 5 + 230 + 422 = 666.
725230422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 318633 + ... + 320900.
Almost surely, 2725230422 is an apocalyptic number.
725230422 is an abundant number, since it is smaller than the sum of its proper divisors (1131976314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
725230422 is a wasteful number, since it uses less digits than its factorization.
725230422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639554 (or 639545 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 27.
The square root of 725230422 is about 26930.1025248698. The cubic root of 725230422 is about 898.4460518165.
Adding to 725230422 its reverse (224032527), we get a palindrome (949262949).
The spelling of 725230422 in words is "seven hundred twenty-five million, two hundred thirty thousand, four hundred twenty-two".
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