Base | Representation |
---|---|
bin | 11101001101100… |
… | …01100010000011 |
3 | 122002002121001210 |
4 | 32212301202003 |
5 | 1000212423004 |
6 | 40152101203 |
7 | 6033565005 |
oct | 1646614203 |
9 | 562077053 |
10 | 245045379 |
11 | 11635a247 |
12 | 6a094803 |
13 | 3b9c9487 |
14 | 2478a375 |
15 | 167a6089 |
hex | e9b1883 |
245045379 has 8 divisors (see below), whose sum is σ = 326833920. Its totient is φ = 163310216.
The previous prime is 245045369. The next prime is 245045419. The reversal of 245045379 is 973540542.
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 245045379 - 24 = 245045363 is a prime.
It is not an unprimeable number, because it can be changed into a prime (245045369) 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, 999 + ... + 22160.
It is an arithmetic number, because the mean of its divisors is an integer number (40854240).
Almost surely, 2245045379 is an apocalyptic number.
245045379 is a deficient number, since it is larger than the sum of its proper divisors (81788541).
245045379 is a wasteful number, since it uses less digits than its factorization.
245045379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26689.
The product of its (nonzero) digits is 151200, while the sum is 39.
The square root of 245045379 is about 15653.9253543640. The cubic root of 245045379 is about 625.7711049908.
The spelling of 245045379 in words is "two hundred forty-five million, forty-five thousand, three hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •