Base | Representation |
---|---|
bin | 1000001010001110… |
… | …0111110000011100 |
3 | 12122122120121221201 |
4 | 2002203213300130 |
5 | 13441214012324 |
6 | 1001203205244 |
7 | 105164613520 |
oct | 20243476034 |
9 | 5578517851 |
10 | 2190375964 |
11 | a24456977 |
12 | 511676824 |
13 | 28ba41c6a |
14 | 16ac93d80 |
15 | cc46a444 |
hex | 828e7c1c |
2190375964 has 24 divisors (see below), whose sum is σ = 4487601888. Its totient is φ = 915836160.
The previous prime is 2190375953. The next prime is 2190376079. The reversal of 2190375964 is 4695730912.
It is a happy number.
It is a congruent number.
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, 952849 + ... + 955144.
It is an arithmetic number, because the mean of its divisors is an integer number (186983412).
Almost surely, 22190375964 is an apocalyptic number.
It is an amenable number.
2190375964 is an abundant number, since it is smaller than the sum of its proper divisors (2297225924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2190375964 is a wasteful number, since it uses less digits than its factorization.
2190375964 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1908045 (or 1908043 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 46.
The square root of 2190375964 is about 46801.4525842949. The cubic root of 2190375964 is about 1298.6921687552.
The spelling of 2190375964 in words is "two billion, one hundred ninety million, three hundred seventy-five thousand, nine hundred sixty-four".
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