Base | Representation |
---|---|
bin | 111100001100111… |
… | …0110011100101101 |
3 | 12012210001210102102 |
4 | 1320121312130231 |
5 | 13114112330131 |
6 | 532240304445 |
7 | 101026035566 |
oct | 17031663455 |
9 | 5183053372 |
10 | 2020042541 |
11 | 947296950 |
12 | 484612125 |
13 | 262673c5a |
14 | 1523d516d |
15 | bc5211cb |
hex | 7867672d |
2020042541 has 8 divisors (see below), whose sum is σ = 2217720864. Its totient is φ = 1824703920.
The previous prime is 2020042529. The next prime is 2020042543. The reversal of 2020042541 is 1452400202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2020042541 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020042543) 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, 583115 + ... + 586568.
It is an arithmetic number, because the mean of its divisors is an integer number (277215108).
Almost surely, 22020042541 is an apocalyptic number.
It is an amenable number.
2020042541 is a deficient number, since it is larger than the sum of its proper divisors (197678323).
2020042541 is a wasteful number, since it uses less digits than its factorization.
2020042541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1169851.
The product of its (nonzero) digits is 640, while the sum is 20.
The square root of 2020042541 is about 44944.8833684102. The cubic root of 2020042541 is about 1264.1157387894.
Adding to 2020042541 its reverse (1452400202), we get a palindrome (3472442743).
The spelling of 2020042541 in words is "two billion, twenty million, forty-two thousand, five hundred forty-one".
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