Base | Representation |
---|---|
bin | 1110101100101111010… |
… | …1000010000110011001 |
3 | 220010211002120101201222 |
4 | 3223023311002012121 |
5 | 13114134102431444 |
6 | 312002030421425 |
7 | 24146605500323 |
oct | 3531365020631 |
9 | 803732511658 |
10 | 252527780249 |
11 | 98107391a38 |
12 | 40b37061875 |
13 | 1aa75996b54 |
14 | c318414613 |
15 | 687ebd0eee |
hex | 3acbd42199 |
252527780249 has 16 divisors (see below), whose sum is σ = 259336028160. Its totient is φ = 245824859280.
The previous prime is 252527780231. The next prime is 252527780251. The reversal of 252527780249 is 942087725252.
252527780249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 252527780249 - 28 = 252527779993 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 252527780249.
It is not an unprimeable number, because it can be changed into a prime (252527780149) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 2037512 + ... + 2157894.
It is an arithmetic number, because the mean of its divisors is an integer number (16208501760).
Almost surely, 2252527780249 is an apocalyptic number.
It is an amenable number.
252527780249 is a deficient number, since it is larger than the sum of its proper divisors (6808247911).
252527780249 is a wasteful number, since it uses less digits than its factorization.
252527780249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120820.
The product of its (nonzero) digits is 5644800, while the sum is 53.
The spelling of 252527780249 in words is "two hundred fifty-two billion, five hundred twenty-seven million, seven hundred eighty thousand, two hundred forty-nine".
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