Base | Representation |
---|---|
bin | 1111010010101101… |
… | …1001001000001100 |
3 | 101121002022102001222 |
4 | 3310223121020030 |
5 | 31401341001240 |
6 | 1515200422512 |
7 | 203504026103 |
oct | 36453311014 |
9 | 11532272058 |
10 | 4105015820 |
11 | 18171a1164 |
12 | 966917a38 |
13 | 505600259 |
14 | 2ad28d03a |
15 | 1905baeb5 |
hex | f4ad920c |
4105015820 has 24 divisors (see below), whose sum is σ = 8644968864. Its totient is φ = 1637351936.
The previous prime is 4105015819. The next prime is 4105015843. The reversal of 4105015820 is 285105014.
It is a self number, because there is not a number n which added to its sum of digits gives 4105015820.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283664 + ... + 297783.
It is an arithmetic number, because the mean of its divisors is an integer number (360207036).
Almost surely, 24105015820 is an apocalyptic number.
It is an amenable number.
4105015820 is an abundant number, since it is smaller than the sum of its proper divisors (4539953044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4105015820 is a wasteful number, since it uses less digits than its factorization.
4105015820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 581809 (or 581807 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 26.
The square root of 4105015820 is about 64070.3973766356. The cubic root of 4105015820 is about 1601.1730746206.
The spelling of 4105015820 in words is "four billion, one hundred five million, fifteen thousand, eight hundred twenty".
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