Base | Representation |
---|---|
bin | 1100111101110101… |
… | …00110010110010101 |
3 | 122222010120222121011 |
4 | 12132322212112111 |
5 | 103224022110403 |
6 | 3110425052221 |
7 | 334334422210 |
oct | 63672462625 |
9 | 18863528534 |
10 | 6961128853 |
11 | 2a52415158 |
12 | 1423327071 |
13 | 86c246173 |
14 | 4a071c777 |
15 | 2ab1dba6d |
hex | 19eea6595 |
6961128853 has 16 divisors (see below), whose sum is σ = 8070451200. Its totient is φ = 5881089456.
The previous prime is 6961128851. The next prime is 6961128869. The reversal of 6961128853 is 3588211696.
It is a cyclic number.
It is not a de Polignac number, because 6961128853 - 21 = 6961128851 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 6961128797 and 6961128806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6961128851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125700 + ... + 172402.
It is an arithmetic number, because the mean of its divisors is an integer number (504403200).
Almost surely, 26961128853 is an apocalyptic number.
It is an amenable number.
6961128853 is a deficient number, since it is larger than the sum of its proper divisors (1109322347).
6961128853 is a wasteful number, since it uses less digits than its factorization.
6961128853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47016.
The product of its digits is 622080, while the sum is 49.
The square root of 6961128853 is about 83433.3797289790. The cubic root of 6961128853 is about 1909.3837593315.
The spelling of 6961128853 in words is "six billion, nine hundred sixty-one million, one hundred twenty-eight thousand, eight hundred fifty-three".
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