Base | Representation |
---|---|
bin | 11101001010111… |
… | …10101010011001 |
3 | 122001110100110011 |
4 | 32211132222121 |
5 | 1000121042240 |
6 | 40140521521 |
7 | 6030652261 |
oct | 1645365231 |
9 | 561410404 |
10 | 244705945 |
11 | 116148220 |
12 | 69b502a1 |
13 | 3b90ab23 |
14 | 246dc7a1 |
15 | 1673a6ea |
hex | e95ea99 |
244705945 has 16 divisors (see below), whose sum is σ = 323948160. Its totient is φ = 175964800.
The previous prime is 244705943. The next prime is 244705949. The reversal of 244705945 is 549507442.
It is not a de Polignac number, because 244705945 - 21 = 244705943 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 244705898 and 244705907.
It is not an unprimeable number, because it can be changed into a prime (244705943) 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, 20101 + ... + 29890.
It is an arithmetic number, because the mean of its divisors is an integer number (20246760).
Almost surely, 2244705945 is an apocalyptic number.
It is an amenable number.
244705945 is a deficient number, since it is larger than the sum of its proper divisors (79242215).
244705945 is a wasteful number, since it uses less digits than its factorization.
244705945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50096.
The product of its (nonzero) digits is 201600, while the sum is 40.
The square root of 244705945 is about 15643.0797798899. The cubic root of 244705945 is about 625.4820345328.
The spelling of 244705945 in words is "two hundred forty-four million, seven hundred five thousand, nine hundred forty-five".
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