Base | Representation |
---|---|
bin | 10010101100111001… |
… | …101101010011011010 |
3 | 1220211110100010210202 |
4 | 102230321231103122 |
5 | 312111123144411 |
6 | 13120330342202 |
7 | 1310421643016 |
oct | 225471552332 |
9 | 56743303722 |
10 | 20080678106 |
11 | 8575023745 |
12 | 3a84b8a962 |
13 | 1b80314868 |
14 | d86cc7546 |
15 | 7c7da583b |
hex | 4ace6d4da |
20080678106 has 8 divisors (see below), whose sum is σ = 30180195540. Its totient is φ = 10020612928.
The previous prime is 20080677997. The next prime is 20080678139. The reversal of 20080678106 is 60187608002.
It can be written as a sum of positive squares in 2 ways, for example, as 14606897881 + 5473780225 = 120859^2 + 73985^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 20080678106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9861791 + ... + 9863826.
Almost surely, 220080678106 is an apocalyptic number.
20080678106 is a deficient number, since it is larger than the sum of its proper divisors (10099517434).
20080678106 is a wasteful number, since it uses less digits than its factorization.
20080678106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19726128.
The product of its (nonzero) digits is 32256, while the sum is 38.
The spelling of 20080678106 in words is "twenty billion, eighty million, six hundred seventy-eight thousand, one hundred six".
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