Base | Representation |
---|---|
bin | 111100100010101… |
… | …0101110001100101 |
3 | 12020120111222222022 |
4 | 1321011111301211 |
5 | 13130022134140 |
6 | 533324512525 |
7 | 101224660322 |
oct | 17105256145 |
9 | 5216458868 |
10 | 2031443045 |
11 | 952773255 |
12 | 4883ab745 |
13 | 264b36108 |
14 | 153b21b49 |
15 | bd5240b5 |
hex | 79155c65 |
2031443045 has 32 divisors (see below), whose sum is σ = 2617630080. Its totient is φ = 1508855040.
The previous prime is 2031443021. The next prime is 2031443059. The reversal of 2031443045 is 5403441302.
It is not a de Polignac number, because 2031443045 - 212 = 2031438949 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2300174 + ... + 2301056.
It is an arithmetic number, because the mean of its divisors is an integer number (81800940).
Almost surely, 22031443045 is an apocalyptic number.
It is an amenable number.
2031443045 is a deficient number, since it is larger than the sum of its proper divisors (586187035).
2031443045 is a wasteful number, since it uses less digits than its factorization.
2031443045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1365.
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 2031443045 is about 45071.5325344058. The cubic root of 2031443045 is about 1266.4893735776.
Adding to 2031443045 its reverse (5403441302), we get a palindrome (7434884347).
The spelling of 2031443045 in words is "two billion, thirty-one million, four hundred forty-three thousand, forty-five".
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