Base | Representation |
---|---|
bin | 11101001101011… |
… | …10000010100001 |
3 | 122002001212102221 |
4 | 32212232002201 |
5 | 1000211443243 |
6 | 40151511041 |
7 | 6033505210 |
oct | 1646560241 |
9 | 562055387 |
10 | 245031073 |
11 | 11634a521 |
12 | 6a088481 |
13 | 3b9c2b01 |
14 | 24785077 |
15 | 167a1bed |
hex | e9ae0a1 |
245031073 has 8 divisors (see below), whose sum is σ = 280589760. Its totient is φ = 209610960.
The previous prime is 245031053. The next prime is 245031077. The reversal of 245031073 is 370130542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245031073 - 25 = 245031041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245031077) 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 7 ways as a sum of consecutive naturals, for example, 30823 + ... + 37948.
It is an arithmetic number, because the mean of its divisors is an integer number (35073720).
Almost surely, 2245031073 is an apocalyptic number.
It is an amenable number.
245031073 is a deficient number, since it is larger than the sum of its proper divisors (35558687).
245031073 is an equidigital number, since it uses as much as digits as its factorization.
245031073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69287.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 245031073 is about 15653.4684016035. The cubic root of 245031073 is about 625.7589270346.
The spelling of 245031073 in words is "two hundred forty-five million, thirty-one thousand, seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •