Base | Representation |
---|---|
bin | 11101010000011… |
… | …00011011100001 |
3 | 122002210111210100 |
4 | 32220030123201 |
5 | 1000311331242 |
6 | 40204053013 |
7 | 6040005330 |
oct | 1650143341 |
9 | 562714710 |
10 | 245417697 |
11 | 116593a48 |
12 | 6a234169 |
13 | 3bac9a95 |
14 | 24845d17 |
15 | 1682b54c |
hex | ea0c6e1 |
245417697 has 24 divisors (see below), whose sum is σ = 406927040. Its totient is φ = 139618080.
The previous prime is 245417693. The next prime is 245417713. The reversal of 245417697 is 796714542.
It is not a de Polignac number, because 245417697 - 22 = 245417693 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245417693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5922 + ... + 22932.
Almost surely, 2245417697 is an apocalyptic number.
It is an amenable number.
245417697 is a deficient number, since it is larger than the sum of its proper divisors (161509343).
245417697 is a wasteful number, since it uses less digits than its factorization.
245417697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17253 (or 17250 counting only the distinct ones).
The product of its digits is 423360, while the sum is 45.
The square root of 245417697 is about 15665.8130015649. The cubic root of 245417697 is about 626.0878734582.
The spelling of 245417697 in words is "two hundred forty-five million, four hundred seventeen thousand, six hundred ninety-seven".
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