Base | Representation |
---|---|
bin | 10001100010100001101… |
… | …000010101111110110100 |
3 | 11021020002121101120201221 |
4 | 101202201220111332310 |
5 | 124221424423103302 |
6 | 2321413000400124 |
7 | 153036343431550 |
oct | 21424150257664 |
9 | 4236077346657 |
10 | 1205302550452 |
11 | 42519095a7a0 |
12 | 175719476044 |
13 | 89876028220 |
14 | 424a0864860 |
15 | 215454a6937 |
hex | 118a1a15fb4 |
1205302550452 has 96 divisors (see below), whose sum is σ = 2892296171520. Its totient is φ = 424252494720.
The previous prime is 1205302550447. The next prime is 1205302550461. The reversal of 1205302550452 is 2540552035021.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3014202 + ... + 3390577.
It is an arithmetic number, because the mean of its divisors is an integer number (30128085120).
Almost surely, 21205302550452 is an apocalyptic number.
It is an amenable number.
1205302550452 is an abundant number, since it is smaller than the sum of its proper divisors (1686993621068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1205302550452 is a wasteful number, since it uses less digits than its factorization.
1205302550452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6404861 (or 6404859 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 34.
Adding to 1205302550452 its reverse (2540552035021), we get a palindrome (3745854585473).
The spelling of 1205302550452 in words is "one trillion, two hundred five billion, three hundred two million, five hundred fifty thousand, four hundred fifty-two".
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