Base | Representation |
---|---|
bin | 11010001011001000010010 |
3 | 110220120222100 |
4 | 122023020102 |
5 | 3224030310 |
6 | 403021230 |
7 | 112214610 |
oct | 32131022 |
9 | 13816870 |
10 | 6861330 |
11 | 3967023 |
12 | 236a816 |
13 | 1563078 |
14 | ca86b0 |
15 | 907ec0 |
hex | 68b212 |
6861330 has 48 divisors (see below), whose sum is σ = 20389824. Its totient is φ = 1568160.
The previous prime is 6861329. The next prime is 6861331. The reversal of 6861330 is 331686.
It is an interprime number because it is at equal distance from previous prime (6861329) and next prime (6861331).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6861294 and 6861303.
It is not an unprimeable number, because it can be changed into a prime (6861331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4816 + ... + 6075.
It is an arithmetic number, because the mean of its divisors is an integer number (424788).
Almost surely, 26861330 is an apocalyptic number.
6861330 is an abundant number, since it is smaller than the sum of its proper divisors (13528494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6861330 is a wasteful number, since it uses less digits than its factorization.
6861330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10911 (or 10908 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 6861330 is about 2619.4140566165. The cubic root of 6861330 is about 190.0215118764.
It can be divided in two parts, 686 and 1330, that added together give a triangular number (2016 = T63).
The spelling of 6861330 in words is "six million, eight hundred sixty-one thousand, three hundred thirty".
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