Base | Representation |
---|---|
bin | 1100110001110111… |
… | …11001110101110100 |
3 | 122201010211010121222 |
4 | 12120323321311310 |
5 | 103022331320130 |
6 | 3052442525512 |
7 | 332005621226 |
oct | 63073716564 |
9 | 18633733558 |
10 | 6860807540 |
11 | 2a00824284 |
12 | 13b5806898 |
13 | 85451c342 |
14 | 491286416 |
15 | 2a24c1ce5 |
hex | 198ef9d74 |
6860807540 has 24 divisors (see below), whose sum is σ = 15034118400. Its totient is φ = 2625004448.
The previous prime is 6860807497. The next prime is 6860807561. The reversal of 6860807540 is 457080686.
It is a junction number, because it is equal to n+sod(n) for n = 6860807491 and 6860807500.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7456940 + ... + 7457859.
It is an arithmetic number, because the mean of its divisors is an integer number (626421600).
Almost surely, 26860807540 is an apocalyptic number.
It is an amenable number.
6860807540 is an abundant number, since it is smaller than the sum of its proper divisors (8173310860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6860807540 is a wasteful number, since it uses less digits than its factorization.
6860807540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14914831 (or 14914829 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 44.
The square root of 6860807540 is about 82829.9917904137. The cubic root of 6860807540 is about 1900.1668865415.
The spelling of 6860807540 in words is "six billion, eight hundred sixty million, eight hundred seven thousand, five hundred forty".
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