Base | Representation |
---|---|
bin | 1100111011111110… |
… | …01100010000101000 |
3 | 122221001021202222011 |
4 | 12131333030100220 |
5 | 103211030233441 |
6 | 3105111205304 |
7 | 334055150635 |
oct | 63577142050 |
9 | 18831252864 |
10 | 6945555496 |
11 | 2a44648710 |
12 | 141a076834 |
13 | 868c52869 |
14 | 49c62718c |
15 | 2a9b62581 |
hex | 19dfcc428 |
6945555496 has 96 divisors (see below), whose sum is σ = 15287126400. Its totient is φ = 2932899840.
The previous prime is 6945555481. The next prime is 6945555497.
6945555496 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×69455554962 = 96481482296031612032, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6945555496.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6945555497) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 2007400 + ... + 2010856.
It is an arithmetic number, because the mean of its divisors is an integer number (159240900).
Almost surely, 26945555496 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 6945555496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7643563200).
6945555496 is an abundant number, since it is smaller than the sum of its proper divisors (8341570904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6945555496 is a wasteful number, since it uses less digits than its factorization.
6945555496 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3587 (or 3566 counting only the distinct ones).
The product of its digits is 29160000, while the sum is 58.
The square root of 6945555496 is about 83339.9993760499. Note that the first 3 decimals coincide. The cubic root of 6945555496 is about 1907.9588124197.
The spelling of 6945555496 in words is "six billion, nine hundred forty-five million, five hundred fifty-five thousand, four hundred ninety-six".
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