Base | Representation |
---|---|
bin | 111111110111011… |
… | …1110010000010100 |
3 | 12112100110200212001 |
4 | 1333232332100110 |
5 | 13342103120202 |
6 | 552352205044 |
7 | 104051240605 |
oct | 17756762024 |
9 | 5470420761 |
10 | 2143020052 |
11 | 9aa751758 |
12 | 4b9839784 |
13 | 281ca1204 |
14 | 164887dac |
15 | c8213d87 |
hex | 7fbbe414 |
2143020052 has 12 divisors (see below), whose sum is σ = 3752865760. Its totient is φ = 1070772696.
The previous prime is 2143019999. The next prime is 2143020071. The reversal of 2143020052 is 2500203412.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177768 + ... + 189439.
Almost surely, 22143020052 is an apocalyptic number.
It is an amenable number.
2143020052 is a deficient number, since it is larger than the sum of its proper divisors (1609845708).
2143020052 is a wasteful number, since it uses less digits than its factorization.
2143020052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368670 (or 368668 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 2143020052 is about 46292.7645750392. The cubic root of 2143020052 is about 1289.2646595336.
Adding to 2143020052 its reverse (2500203412), we get a palindrome (4643223464).
It can be divided in two parts, 214 and 3020052, that multiplied together give a triangular number (646291128 = T35952).
The spelling of 2143020052 in words is "two billion, one hundred forty-three million, twenty thousand, fifty-two".
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