Base | Representation |
---|---|
bin | 111111010010001… |
… | …1010110101010100 |
3 | 12110222200202212200 |
4 | 1332210122311110 |
5 | 13322102220213 |
6 | 550413244500 |
7 | 103423152012 |
oct | 17644326524 |
9 | 5428622780 |
10 | 2123476308 |
11 | 99a7131a8 |
12 | 4b3193730 |
13 | 27ac1a675 |
14 | 16203b8b2 |
15 | c6653273 |
hex | 7e91ad54 |
2123476308 has 36 divisors (see below), whose sum is σ = 5371710708. Its totient is φ = 707293440.
The previous prime is 2123476291. The next prime is 2123476349. The reversal of 2123476308 is 8036743212.
It is a happy number.
2123476308 is a `hidden beast` number, since 2 + 1 + 2 + 347 + 6 + 308 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1301622084 + 821854224 = 36078^2 + 28668^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27948 + ... + 70908.
Almost surely, 22123476308 is an apocalyptic number.
It is an amenable number.
2123476308 is an abundant number, since it is smaller than the sum of its proper divisors (3248234400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123476308 is a wasteful number, since it uses less digits than its factorization.
2123476308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44344 (or 44339 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 2123476308 is about 46081.1925626931. The cubic root of 2123476308 is about 1285.3334401944. Note that the first 3 decimals are identical.
The spelling of 2123476308 in words is "two billion, one hundred twenty-three million, four hundred seventy-six thousand, three hundred eight".
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