Base | Representation |
---|---|
bin | 1101101001000100110… |
… | …1101100100100101001 |
3 | 211101221021012012210000 |
4 | 3122101031230210221 |
5 | 12314434304130440 |
6 | 255355433013213 |
7 | 22634525362065 |
oct | 3322115544451 |
9 | 741837165700 |
10 | 234364520745 |
11 | 90436731273 |
12 | 39508254209 |
13 | 1913c9a4314 |
14 | b4b404aaa5 |
15 | 616a329730 |
hex | 369136c929 |
234364520745 has 40 divisors (see below), whose sum is σ = 420209250120. Its totient is φ = 124967888640.
The previous prime is 234364520723. The next prime is 234364520749. The reversal of 234364520745 is 547025463432.
234364520745 is a `hidden beast` number, since 2 + 3 + 436 + 4 + 5 + 207 + 4 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 154522106649 + 79842414096 = 393093^2 + 282564^2 .
It is not a de Polignac number, because 234364520745 - 212 = 234364516649 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 234364520745.
It is not an unprimeable number, because it can be changed into a prime (234364520749) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1929205 + ... + 2047085.
It is an arithmetic number, because the mean of its divisors is an integer number (10505231253).
Almost surely, 2234364520745 is an apocalyptic number.
It is an amenable number.
234364520745 is a deficient number, since it is larger than the sum of its proper divisors (185844729375).
234364520745 is a wasteful number, since it uses less digits than its factorization.
234364520745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122807 (or 122798 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 45.
The spelling of 234364520745 in words is "two hundred thirty-four billion, three hundred sixty-four million, five hundred twenty thousand, seven hundred forty-five".
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