Base | Representation |
---|---|
bin | 1101101101000001100… |
… | …1010110100000110001 |
3 | 211111200010210210211010 |
4 | 3123100121112200301 |
5 | 12324122140300341 |
6 | 300052540541133 |
7 | 23003016402246 |
oct | 3332031264061 |
9 | 744603723733 |
10 | 235424540721 |
11 | 90930019a37 |
12 | 397632517a9 |
13 | 1927b497586 |
14 | b574b3d5cd |
15 | 61cd414716 |
hex | 36d0656831 |
235424540721 has 8 divisors (see below), whose sum is σ = 314051552640. Its totient is φ = 156873611312.
The previous prime is 235424540699. The next prime is 235424540789. The reversal of 235424540721 is 127045424532.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 235424540721 - 26 = 235424540657 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 235424540721.
It is not an unprimeable number, because it can be changed into a prime (235424540521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19013406 + ... + 19025783.
It is an arithmetic number, because the mean of its divisors is an integer number (39256444080).
Almost surely, 2235424540721 is an apocalyptic number.
It is an amenable number.
235424540721 is a deficient number, since it is larger than the sum of its proper divisors (78627011919).
235424540721 is a wasteful number, since it uses less digits than its factorization.
235424540721 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38041255.
The product of its (nonzero) digits is 268800, while the sum is 39.
The spelling of 235424540721 in words is "two hundred thirty-five billion, four hundred twenty-four million, five hundred forty thousand, seven hundred twenty-one".
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