Base | Representation |
---|---|
bin | 1000000000000011… |
… | …1111111110101000 |
3 | 12112200100210020012 |
4 | 2000000333332220 |
5 | 13344310330304 |
6 | 553041351052 |
7 | 104136352166 |
oct | 20000777650 |
9 | 5480323205 |
10 | 2147745704 |
11 | a0238a155 |
12 | 4bb338488 |
13 | 282c67160 |
14 | 165358236 |
15 | c884916e |
hex | 8003ffa8 |
2147745704 has 32 divisors (see below), whose sum is σ = 4525355520. Its totient is φ = 948167616.
The previous prime is 2147745703. The next prime is 2147745707. The reversal of 2147745704 is 4075477412.
It is a super-2 number, since 2×21477457042 = 9225623218100911232, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2147745703) 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, 446552 + ... + 451335.
It is an arithmetic number, because the mean of its divisors is an integer number (141417360).
Almost surely, 22147745704 is an apocalyptic number.
It is an amenable number.
2147745704 is an abundant number, since it is smaller than the sum of its proper divisors (2377609816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2147745704 is a wasteful number, since it uses less digits than its factorization.
2147745704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 897929 (or 897925 counting only the distinct ones).
The product of its (nonzero) digits is 219520, while the sum is 41.
The square root of 2147745704 is about 46343.7774032286. Note that the first 3 decimals coincide. The cubic root of 2147745704 is about 1290.2116320454.
The spelling of 2147745704 in words is "two billion, one hundred forty-seven million, seven hundred forty-five thousand, seven hundred four".
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