Base | Representation |
---|---|
bin | 1101000001001101… |
… | …10110001111000000 |
3 | 200001002222200000001 |
4 | 12200212312033000 |
5 | 103303303133342 |
6 | 3113321205344 |
7 | 335130546655 |
oct | 64046661700 |
9 | 20032880001 |
10 | 6989505472 |
11 | 2a67436a04 |
12 | 1430930854 |
13 | 8750a0271 |
14 | 4a43c7c2c |
15 | 2ad9448b7 |
hex | 1a09b63c0 |
6989505472 has 14 divisors (see below), whose sum is σ = 13869800048. Its totient is φ = 3494752704.
The previous prime is 6989505403. The next prime is 6989505521. The reversal of 6989505472 is 2745059896.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54605448 + ... + 54605575.
Almost surely, 26989505472 is an apocalyptic number.
It is an amenable number.
6989505472 is a deficient number, since it is larger than the sum of its proper divisors (6880294576).
6989505472 is a wasteful number, since it uses less digits than its factorization.
6989505472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109211035 (or 109211025 counting only the distinct ones).
The product of its (nonzero) digits is 5443200, while the sum is 55.
The square root of 6989505472 is about 83603.2623286915. The cubic root of 6989505472 is about 1911.9747375034.
The spelling of 6989505472 in words is "six billion, nine hundred eighty-nine million, five hundred five thousand, four hundred seventy-two".
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