Base | Representation |
---|---|
bin | 1100111110110011001… |
… | …0000101110000110000 |
3 | 210022122100201211101220 |
4 | 3033230302011300300 |
5 | 12123214031321442 |
6 | 250241352225040 |
7 | 22053353516043 |
oct | 3175462056060 |
9 | 708570654356 |
10 | 223015885872 |
11 | 8664272098a |
12 | 3727b69b180 |
13 | 18051780c60 |
14 | ab18b46c5a |
15 | 5c03d70eec |
hex | 33ecc85c30 |
223015885872 has 160 divisors (see below), whose sum is σ = 655221063168. Its totient is φ = 64845631488.
The previous prime is 223015885847. The next prime is 223015885879. The reversal of 223015885872 is 278588510322.
It is a happy number.
It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (223015885879) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1097608 + ... + 1284824.
Almost surely, 2223015885872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223015885872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327610531584).
223015885872 is an abundant number, since it is smaller than the sum of its proper divisors (432205177296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223015885872 is a wasteful number, since it uses less digits than its factorization.
223015885872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187347 (or 187341 counting only the distinct ones).
The product of its (nonzero) digits is 2150400, while the sum is 51.
The spelling of 223015885872 in words is "two hundred twenty-three billion, fifteen million, eight hundred eighty-five thousand, eight hundred seventy-two".
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