Base | Representation |
---|---|
bin | 1100111011010100… |
… | …11000010110100000 |
3 | 122220200000121102202 |
4 | 12131222120112200 |
5 | 103203131200000 |
6 | 3104354232332 |
7 | 333660606461 |
oct | 63552302640 |
9 | 18820017382 |
10 | 6940100000 |
11 | 2a41561939 |
12 | 14182856a8 |
13 | 867a92662 |
14 | 49ba06d68 |
15 | 2a9435dd5 |
hex | 19da985a0 |
6940100000 has 72 divisors (see below), whose sum is σ = 17078305356. Its totient is φ = 2776000000.
The previous prime is 6940099979. The next prime is 6940100033. The reversal of 6940100000 is 10496.
It can be written as a sum of positive squares in 6 ways, for example, as 495863824 + 6444236176 = 22268^2 + 80276^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65300 + ... + 134700.
Almost surely, 26940100000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6940100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8539152678).
6940100000 is an abundant number, since it is smaller than the sum of its proper divisors (10138205356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6940100000 is an frugal number, since it uses more digits than its factorization.
6940100000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69436 (or 69408 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 6940100000 is about 83307.2625885643. The cubic root of 6940100000 is about 1907.4591361335.
Adding to 6940100000 its reverse (10496), we get a palindrome (6940110496).
The spelling of 6940100000 in words is "six billion, nine hundred forty million, one hundred thousand".
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