Base | Representation |
---|---|
bin | 1100110110001100… |
… | …00001111000100000 |
3 | 122210122221201210002 |
4 | 12123012001320200 |
5 | 103111114010402 |
6 | 3100214555132 |
7 | 332625446252 |
oct | 63306017040 |
9 | 18718851702 |
10 | 6897016352 |
11 | 2a1a205516 |
12 | 1405968aa8 |
13 | 85bb89385 |
14 | 495dcdcd2 |
15 | 2a5775602 |
hex | 19b181e20 |
6897016352 has 54 divisors (see below), whose sum is σ = 13889675583. Its totient is φ = 3371227392.
The previous prime is 6897016349. The next prime is 6897016393. The reversal of 6897016352 is 2536107986.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 5 ways, for example, as 2572112656 + 4324903696 = 50716^2 + 65764^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=58724.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6897016297 and 6897016306.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24898838 + ... + 24899114.
Almost surely, 26897016352 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 6897016352
6897016352 is an abundant number, since it is smaller than the sum of its proper divisors (6992659231).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6897016352 is an frugal number, since it uses more digits than its factorization.
6897016352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 670 (or 332 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 47.
The square root of 6897016352 is about 83048.2772367976. The cubic root of 6897016352 is about 1903.5038164014.
The spelling of 6897016352 in words is "six billion, eight hundred ninety-seven million, sixteen thousand, three hundred fifty-two".
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