Base | Representation |
---|---|
bin | 111000010011111011000… |
… | …001001110110111110011 |
3 | 111200221022210022220002110 |
4 | 320103323001032313303 |
5 | 1001400102041030200 |
6 | 12121412442220403 |
7 | 546401220015423 |
oct | 70237301166763 |
9 | 14627283286073 |
10 | 3869681970675 |
11 | 1262139654394 |
12 | 525b787b4703 |
13 | 220ba9082991 |
14 | d541792a483 |
15 | 6a9d5275b50 |
hex | 384fb04edf3 |
3869681970675 has 18 divisors (see below), whose sum is σ = 6397902357868. Its totient is φ = 2063821298480.
The previous prime is 3869681970673. The next prime is 3869681970683. The reversal of 3869681970675 is 5760791869683.
It is not a de Polignac number, because 3869681970675 - 21 = 3869681970673 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (75).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3869681970597 and 3869681970606.
It is not an unprimeable number, because it can be changed into a prime (3869681970673) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16922452 + ... + 17149598.
Almost surely, 23869681970675 is an apocalyptic number.
3869681970675 is a deficient number, since it is larger than the sum of its proper divisors (2528220387193).
3869681970675 is an frugal number, since it uses more digits than its factorization.
3869681970675 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 454307 (or 227155 counting only the distinct ones).
The product of its (nonzero) digits is 823011840, while the sum is 75.
Multiplying 3869681970675 by its sum of digits (75), we get a square (290226147800625 = 170360252).
3869681970675 divided by its sum of digits (75) gives a square (51595759609 = 2271472).
The spelling of 3869681970675 in words is "three trillion, eight hundred sixty-nine billion, six hundred eighty-one million, nine hundred seventy thousand, six hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •