Base | Representation |
---|---|
bin | 1110101101000101010… |
… | …1011110001000101001 |
3 | 220011001112102021100001 |
4 | 3223101111132020221 |
5 | 13114331230413034 |
6 | 312015130543001 |
7 | 24152110004452 |
oct | 3532125361051 |
9 | 804045367301 |
10 | 252620169769 |
11 | 98154555610 |
12 | 40b61b97a61 |
13 | 1aa8bb745c6 |
14 | c3267c4129 |
15 | 6887d80a14 |
hex | 3ad155e229 |
252620169769 has 8 divisors (see below), whose sum is σ = 277435209600. Its totient is φ = 228113391600.
The previous prime is 252620169751. The next prime is 252620169797. The reversal of 252620169769 is 967961026252.
252620169769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252620169769 - 221 = 252618072617 is a prime.
It is a super-2 number, since 2×2526201697692 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252620169469) 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 7 ways as a sum of consecutive naturals, for example, 77063697 + ... + 77066974.
It is an arithmetic number, because the mean of its divisors is an integer number (34679401200).
Almost surely, 2252620169769 is an apocalyptic number.
It is an amenable number.
252620169769 is a deficient number, since it is larger than the sum of its proper divisors (24815039831).
252620169769 is a wasteful number, since it uses less digits than its factorization.
252620169769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154130831.
The product of its (nonzero) digits is 4898880, while the sum is 55.
The spelling of 252620169769 in words is "two hundred fifty-two billion, six hundred twenty million, one hundred sixty-nine thousand, seven hundred sixty-nine".
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