Base | Representation |
---|---|
bin | 1111101001111000… |
… | …0000000011011100 |
3 | 101211212010021112212 |
4 | 3322132000003130 |
5 | 32101223343130 |
6 | 1532551015552 |
7 | 206063562143 |
oct | 37236000334 |
9 | 11755107485 |
10 | 4202168540 |
11 | 1867018469 |
12 | 99336a5b8 |
13 | 51c787a7b |
14 | 2bc13c75a |
15 | 198dabe95 |
hex | fa7800dc |
4202168540 has 24 divisors (see below), whose sum is σ = 9208231200. Its totient is φ = 1607786048.
The previous prime is 4202168539. The next prime is 4202168543. The reversal of 4202168540 is 458612024.
It is a junction number, because it is equal to n+sod(n) for n = 4202168497 and 4202168506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4202168543) 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, 4567115 + ... + 4568034.
It is an arithmetic number, because the mean of its divisors is an integer number (383676300).
Almost surely, 24202168540 is an apocalyptic number.
It is an amenable number.
4202168540 is an abundant number, since it is smaller than the sum of its proper divisors (5006062660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4202168540 is a wasteful number, since it uses less digits than its factorization.
4202168540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9135181 (or 9135179 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 4202168540 is about 64824.1354743740. The cubic root of 4202168540 is about 1613.7062795615.
The spelling of 4202168540 in words is "four billion, two hundred two million, one hundred sixty-eight thousand, five hundred forty".
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