Base | Representation |
---|---|
bin | 11110001001101… |
… | …00100111101101 |
3 | 122121220210020102 |
4 | 33010310213231 |
5 | 1004222003344 |
6 | 41033000445 |
7 | 6160542641 |
oct | 1704644755 |
9 | 577823212 |
10 | 252922349 |
11 | 11a84a339 |
12 | 70853125 |
13 | 405268c4 |
14 | 2583ac21 |
15 | 1730ee4e |
hex | f1349ed |
252922349 has 4 divisors (see below), whose sum is σ = 253073436. Its totient is φ = 252771264.
The previous prime is 252922339. The next prime is 252922361. The reversal of 252922349 is 943229252.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 175165225 + 77757124 = 13235^2 + 8818^2 .
It is a cyclic number.
It is not a de Polignac number, because 252922349 - 24 = 252922333 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252922309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73004 + ... + 76389.
It is an arithmetic number, because the mean of its divisors is an integer number (63268359).
Almost surely, 2252922349 is an apocalyptic number.
It is an amenable number.
252922349 is a deficient number, since it is larger than the sum of its proper divisors (151087).
252922349 is a wasteful number, since it uses less digits than its factorization.
252922349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151086.
The product of its digits is 77760, while the sum is 38.
The square root of 252922349 is about 15903.5325949928. The cubic root of 252922349 is about 632.4056415870.
The spelling of 252922349 in words is "two hundred fifty-two million, nine hundred twenty-two thousand, three hundred forty-nine".
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