Base | Representation |
---|---|
bin | 111011101011010… |
… | …1100100001100101 |
3 | 12011112221101212110 |
4 | 1313112230201211 |
5 | 13100111010440 |
6 | 530411111233 |
7 | 100423305243 |
oct | 16726544145 |
9 | 5145841773 |
10 | 2002438245 |
11 | 938362545 |
12 | 47a742519 |
13 | 25bb1c102 |
14 | 14dd31793 |
15 | babe5080 |
hex | 775ac865 |
2002438245 has 32 divisors (see below), whose sum is σ = 3401768448. Its totient is φ = 1002359808.
The previous prime is 2002438231. The next prime is 2002438247. The reversal of 2002438245 is 5428342002.
It is not a de Polignac number, because 2002438245 - 26 = 2002438181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2002438247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82887 + ... + 104283.
It is an arithmetic number, because the mean of its divisors is an integer number (106305264).
Almost surely, 22002438245 is an apocalyptic number.
It is an amenable number.
2002438245 is a deficient number, since it is larger than the sum of its proper divisors (1399330203).
2002438245 is a wasteful number, since it uses less digits than its factorization.
2002438245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21789.
The product of its (nonzero) digits is 15360, while the sum is 30.
The square root of 2002438245 is about 44748.6116544413. The cubic root of 2002438245 is about 1260.4328413391.
The spelling of 2002438245 in words is "two billion, two million, four hundred thirty-eight thousand, two hundred forty-five".
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