Base | Representation |
---|---|
bin | 11101001111010… |
… | …01101010011001 |
3 | 122002112021102222 |
4 | 32213221222121 |
5 | 1000242302124 |
6 | 40201033425 |
7 | 6035543210 |
oct | 1647515231 |
9 | 562467388 |
10 | 245275289 |
11 | 1164a6a56 |
12 | 6a185875 |
13 | 3ba7a00c |
14 | 2480a077 |
15 | 167ee25e |
hex | e9e9a99 |
245275289 has 16 divisors (see below), whose sum is σ = 293075712. Its totient is φ = 200701248.
The previous prime is 245275279. The next prime is 245275297. The reversal of 245275289 is 982572542.
It is a cyclic number.
It is not a de Polignac number, because 245275289 - 24 = 245275273 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245275229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103967 + ... + 106299.
It is an arithmetic number, because the mean of its divisors is an integer number (18317232).
Almost surely, 2245275289 is an apocalyptic number.
It is an amenable number.
245275289 is a deficient number, since it is larger than the sum of its proper divisors (47800423).
245275289 is a wasteful number, since it uses less digits than its factorization.
245275289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3016.
The product of its digits is 403200, while the sum is 44.
The square root of 245275289 is about 15661.2671581836. The cubic root of 245275289 is about 625.9667504720.
The spelling of 245275289 in words is "two hundred forty-five million, two hundred seventy-five thousand, two hundred eighty-nine".
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