Base | Representation |
---|---|
bin | 111100111100100… |
… | …0110110010011000 |
3 | 12021112001102122120 |
4 | 1321321012302120 |
5 | 13142010410034 |
6 | 534531421240 |
7 | 101451216306 |
oct | 17171066230 |
9 | 5245042576 |
10 | 2045013144 |
11 | 95a3a1709 |
12 | 490a54820 |
13 | 2678a7965 |
14 | 155855276 |
15 | be804c49 |
hex | 79e46c98 |
2045013144 has 32 divisors (see below), whose sum is σ = 5114883840. Its totient is φ = 681357600.
The previous prime is 2045013143. The next prime is 2045013151. The reversal of 2045013144 is 4413105402.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2045013143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37029 + ... + 73899.
It is an arithmetic number, because the mean of its divisors is an integer number (159840120).
Almost surely, 22045013144 is an apocalyptic number.
2045013144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2045013144 is an abundant number, since it is smaller than the sum of its proper divisors (3069870696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2045013144 is a wasteful number, since it uses less digits than its factorization.
2045013144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39191 (or 39187 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 2045013144 is about 45221.8215466825. The cubic root of 2045013144 is about 1269.3031794405.
Adding to 2045013144 its reverse (4413105402), we get a palindrome (6458118546).
The spelling of 2045013144 in words is "two billion, forty-five million, thirteen thousand, one hundred forty-four".
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