Base | Representation |
---|---|
bin | 11101001111001… |
… | …01000001001101 |
3 | 122002111022100112 |
4 | 32213211001031 |
5 | 1000241200034 |
6 | 40200405405 |
7 | 6035433566 |
oct | 1647450115 |
9 | 562438315 |
10 | 245256269 |
11 | 116493735 |
12 | 6a176865 |
13 | 3ba7146b |
14 | 2480316d |
15 | 167e87ce |
hex | e9e504d |
245256269 has 2 divisors, whose sum is σ = 245256270. Its totient is φ = 245256268.
The previous prime is 245256251. The next prime is 245256289. The reversal of 245256269 is 962652542.
245256269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 159693769 + 85562500 = 12637^2 + 9250^2 .
It is a cyclic number.
It is not a de Polignac number, because 245256269 - 28 = 245256013 is a prime.
It is a super-2 number, since 2×2452562692 = 120301274967600722, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (245256289) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122628134 + 122628135.
It is an arithmetic number, because the mean of its divisors is an integer number (122628135).
Almost surely, 2245256269 is an apocalyptic number.
It is an amenable number.
245256269 is a deficient number, since it is larger than the sum of its proper divisors (1).
245256269 is an equidigital number, since it uses as much as digits as its factorization.
245256269 is an evil number, because the sum of its binary digits is even.
The product of its digits is 259200, while the sum is 41.
The square root of 245256269 is about 15660.6599158528. The cubic root of 245256269 is about 625.9505697478.
The spelling of 245256269 in words is "two hundred forty-five million, two hundred fifty-six thousand, two hundred sixty-nine".
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