Base | Representation |
---|---|
bin | 111110101010001111100… |
… | …0011011101011000011101 |
3 | 1010111021220020110001011200 |
4 | 1331110133003131120131 |
5 | 2112044213142211312 |
6 | 30152133300510113 |
7 | 1546122443562042 |
oct | 175243703353035 |
9 | 33437806401150 |
10 | 8611930428957 |
11 | 282033223a679 |
12 | b710720ab339 |
13 | 4a614216798b |
14 | 21ab691d11c9 |
15 | ee0393b00dc |
hex | 7d51f0dd61d |
8611930428957 has 12 divisors (see below), whose sum is σ = 12439735991904. Its totient is φ = 5741157293640.
The previous prime is 8611930428947. The next prime is 8611930428961. The reversal of 8611930428957 is 7598240391168.
8611930428957 is a `hidden beast` number, since 8 + 6 + 119 + 3 + 0 + 428 + 95 + 7 = 666.
It is not a de Polignac number, because 8611930428957 - 212 = 8611930424861 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8611930428894 and 8611930428903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8611930428947) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10383393 + ... + 11182070.
It is an arithmetic number, because the mean of its divisors is an integer number (1036644665992).
It is a 2-persistent number, because it is pandigital, and so is 2⋅8611930428957 = 17223860857914, but 3⋅8611930428957 = 25835791286871 is not.
Almost surely, 28611930428957 is an apocalyptic number.
It is an amenable number.
8611930428957 is a deficient number, since it is larger than the sum of its proper divisors (3827805562947).
8611930428957 is a wasteful number, since it uses less digits than its factorization.
8611930428957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21609840 (or 21609837 counting only the distinct ones).
The product of its (nonzero) digits is 26127360, while the sum is 63.
The spelling of 8611930428957 in words is "eight trillion, six hundred eleven billion, nine hundred thirty million, four hundred twenty-eight thousand, nine hundred fifty-seven".
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