Base | Representation |
---|---|
bin | 1011111011101111000… |
… | …0001101101100110100 |
3 | 201121011201221220002201 |
4 | 2332323300031230310 |
5 | 11324331420110312 |
6 | 234103141314244 |
7 | 20545265333020 |
oct | 2767360155464 |
9 | 647151856081 |
10 | 205013441332 |
11 | 79a44819947 |
12 | 33896705984 |
13 | 16442ba5acb |
14 | 9ccbc81380 |
15 | 54ed683557 |
hex | 2fbbc0db34 |
205013441332 has 48 divisors (see below), whose sum is σ = 453022053120. Its totient is φ = 79099080192.
The previous prime is 205013441291. The next prime is 205013441341. The reversal of 205013441332 is 233144310502.
It is a happy number.
It is a super-2 number, since 2×2050134413322 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 205013441332.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9352107 + ... + 9374002.
It is an arithmetic number, because the mean of its divisors is an integer number (9437959440).
Almost surely, 2205013441332 is an apocalyptic number.
It is an amenable number.
205013441332 is an abundant number, since it is smaller than the sum of its proper divisors (248008611788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205013441332 is a wasteful number, since it uses less digits than its factorization.
205013441332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18726160 (or 18726158 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 28.
Adding to 205013441332 its reverse (233144310502), we get a palindrome (438157751834).
The spelling of 205013441332 in words is "two hundred five billion, thirteen million, four hundred forty-one thousand, three hundred thirty-two".
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