Base | Representation |
---|---|
bin | 111101011100111… |
… | …1110110111001010 |
3 | 12022201001110201200 |
4 | 1322321332313022 |
5 | 13210334120132 |
6 | 540340125030 |
7 | 102045611145 |
oct | 17271766712 |
9 | 5281043650 |
10 | 2062020042 |
11 | 968a581a5 |
12 | 496696776 |
13 | 26b280904 |
14 | 157c0105c |
15 | c1063d7c |
hex | 7ae7edca |
2062020042 has 24 divisors (see below), whose sum is σ = 4468561344. Its totient is φ = 687209064.
The previous prime is 2062020019. The next prime is 2062020047. The reversal of 2062020042 is 2400202602.
It is a happy number.
2062020042 is a `hidden beast` number, since 2 + 0 + 620 + 2 + 0 + 0 + 42 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2062019997 and 2062020024.
It is not an unprimeable number, because it can be changed into a prime (2062020047) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151573 + ... + 164615.
It is an arithmetic number, because the mean of its divisors is an integer number (186190056).
Almost surely, 22062020042 is an apocalyptic number.
2062020042 is an abundant number, since it is smaller than the sum of its proper divisors (2406541302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2062020042 is a wasteful number, since it uses less digits than its factorization.
2062020042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21834 (or 21831 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 2062020042 is about 45409.4708403434. The cubic root of 2062020042 is about 1272.8120963723.
Adding to 2062020042 its reverse (2400202602), we get a palindrome (4462222644).
The spelling of 2062020042 in words is "two billion, sixty-two million, twenty thousand, forty-two".
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