Base | Representation |
---|---|
bin | 1000000010001… |
… | …10101001100101 |
3 | 11200211012000022 |
4 | 10001012221211 |
5 | 114223220440 |
6 | 10404324525 |
7 | 1445606225 |
oct | 401065145 |
9 | 150735008 |
10 | 67398245 |
11 | 35054332 |
12 | 1a6a3745 |
13 | 10c6a525 |
14 | 8d46085 |
15 | 5db4cb5 |
hex | 4046a65 |
67398245 has 16 divisors (see below), whose sum is σ = 82736640. Its totient is φ = 52688064.
The previous prime is 67398203. The next prime is 67398259. The reversal of 67398245 is 54289376.
It is a cyclic number.
It is not a de Polignac number, because 67398245 - 210 = 67397221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 67398196 and 67398205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110732 + ... + 111338.
It is an arithmetic number, because the mean of its divisors is an integer number (5171040).
Almost surely, 267398245 is an apocalyptic number.
It is an amenable number.
67398245 is a deficient number, since it is larger than the sum of its proper divisors (15338395).
67398245 is a wasteful number, since it uses less digits than its factorization.
67398245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1084.
The product of its digits is 362880, while the sum is 44.
The square root of 67398245 is about 8209.6434149115. The cubic root of 67398245 is about 406.9579428800.
The spelling of 67398245 in words is "sixty-seven million, three hundred ninety-eight thousand, two hundred forty-five".
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