Base | Representation |
---|---|
bin | 1000101110110… |
… | …10001010100001 |
3 | 12002211020201120 |
4 | 10113122022201 |
5 | 122222322340 |
6 | 11133522453 |
7 | 1546401165 |
oct | 427321241 |
9 | 162736646 |
10 | 73245345 |
11 | 38388348 |
12 | 20643429 |
13 | 12236a54 |
14 | 9a28ca5 |
15 | 666c4d0 |
hex | 45da2a1 |
73245345 has 16 divisors (see below), whose sum is σ = 118118400. Its totient is φ = 38755584.
The previous prime is 73245331. The next prime is 73245349. The reversal of 73245345 is 54354237.
It is not a de Polignac number, because 73245345 - 25 = 73245313 is a prime.
It is not an unprimeable number, because it can be changed into a prime (73245349) 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, 17320 + ... + 21129.
It is an arithmetic number, because the mean of its divisors is an integer number (7382400).
Almost surely, 273245345 is an apocalyptic number.
It is an amenable number.
73245345 is a deficient number, since it is larger than the sum of its proper divisors (44873055).
73245345 is a wasteful number, since it uses less digits than its factorization.
73245345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38584.
The product of its digits is 50400, while the sum is 33.
The square root of 73245345 is about 8558.3494319875. The cubic root of 73245345 is about 418.4016061154.
The spelling of 73245345 in words is "seventy-three million, two hundred forty-five thousand, three hundred forty-five".
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