Base | Representation |
---|---|
bin | 100101011010011… |
… | …1111010111111100 |
3 | 10020111021011222102 |
4 | 1022310333113330 |
5 | 10032340430202 |
6 | 324323404232 |
7 | 43052524016 |
oct | 11264772774 |
9 | 3214234872 |
10 | 1255405052 |
11 | 594709440 |
12 | 2b0523678 |
13 | 170122b35 |
14 | bca331b6 |
15 | 75331d02 |
hex | 4ad3f5fc |
1255405052 has 24 divisors (see below), whose sum is σ = 2537665200. Its totient is φ = 537071360.
The previous prime is 1255405043. The next prime is 1255405093. The reversal of 1255405052 is 2505045521.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 838427 + ... + 839922.
It is an arithmetic number, because the mean of its divisors is an integer number (105736050).
Almost surely, 21255405052 is an apocalyptic number.
It is an amenable number.
1255405052 is an abundant number, since it is smaller than the sum of its proper divisors (1282260148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1255405052 is a wasteful number, since it uses less digits than its factorization.
1255405052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1678381 (or 1678379 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 29.
The square root of 1255405052 is about 35431.6955846033. The cubic root of 1255405052 is about 1078.7677566811.
The spelling of 1255405052 in words is "one billion, two hundred fifty-five million, four hundred five thousand, fifty-two".
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