Base | Representation |
---|---|
bin | 11110000110110… |
… | …10010011010111 |
3 | 122121012222202212 |
4 | 33003122103113 |
5 | 1004123134112 |
6 | 41021024035 |
7 | 6154442252 |
oct | 1703322327 |
9 | 577188685 |
10 | 252552407 |
11 | 11a6173a8 |
12 | 706b501b |
13 | 404273c3 |
14 | 25782099 |
15 | 1728a522 |
hex | f0da4d7 |
252552407 has 2 divisors, whose sum is σ = 252552408. Its totient is φ = 252552406.
The previous prime is 252552379. The next prime is 252552409. The reversal of 252552407 is 704255252.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 252552407 - 214 = 252536023 is a prime.
Together with 252552409, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (252552409) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126276203 + 126276204.
It is an arithmetic number, because the mean of its divisors is an integer number (126276204).
Almost surely, 2252552407 is an apocalyptic number.
252552407 is a deficient number, since it is larger than the sum of its proper divisors (1).
252552407 is an equidigital number, since it uses as much as digits as its factorization.
252552407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28000, while the sum is 32.
The square root of 252552407 is about 15891.8975267273. The cubic root of 252552407 is about 632.0971574915.
The spelling of 252552407 in words is "two hundred fifty-two million, five hundred fifty-two thousand, four hundred seven".
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