Base | Representation |
---|---|
bin | 11101010001000… |
… | …01110011010001 |
3 | 122002221221212102 |
4 | 32220201303101 |
5 | 1000322131413 |
6 | 40210010145 |
7 | 6040521461 |
oct | 1650416321 |
9 | 562857772 |
10 | 245505233 |
11 | 116643796 |
12 | 6a276955 |
13 | 3bb2a88c |
14 | 24869ba1 |
15 | 16847458 |
hex | ea21cd1 |
245505233 has 8 divisors (see below), whose sum is σ = 247684608. Its totient is φ = 243331744.
The previous prime is 245505229. The next prime is 245505257. The reversal of 245505233 is 332505542.
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 245505233 - 22 = 245505229 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 245505196 and 245505205.
It is not an unprimeable number, because it can be changed into a prime (245507233) 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, 133760 + ... + 135582.
It is an arithmetic number, because the mean of its divisors is an integer number (30960576).
Almost surely, 2245505233 is an apocalyptic number.
It is an amenable number.
245505233 is a deficient number, since it is larger than the sum of its proper divisors (2179375).
245505233 is a wasteful number, since it uses less digits than its factorization.
245505233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2943.
The product of its (nonzero) digits is 18000, while the sum is 29.
The square root of 245505233 is about 15668.6066068429. The cubic root of 245505233 is about 626.1623026375.
The spelling of 245505233 in words is "two hundred forty-five million, five hundred five thousand, two hundred thirty-three".
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