Base | Representation |
---|---|
bin | 110111111100000111101… |
… | …1010010011100100000101 |
3 | 1000012222201100210020102221 |
4 | 1233320033122103210011 |
5 | 2001431014000421312 |
6 | 24203533331532341 |
7 | 1422313000600522 |
oct | 157701732234405 |
9 | 30188640706387 |
10 | 7688250013957 |
11 | 24a4628778577 |
12 | a4204b45a0b1 |
13 | 439cca6798b6 |
14 | 1c8182c00149 |
15 | d4ec7e6e207 |
hex | 6fe0f693905 |
7688250013957 has 32 divisors (see below), whose sum is σ = 8419357320192. Its totient is φ = 6992448712704.
The previous prime is 7688250013937. The next prime is 7688250013973. The reversal of 7688250013957 is 7593100528867.
It is not a de Polignac number, because 7688250013957 - 235 = 7653890275589 is a prime.
It is a super-3 number, since 3×76882500139573 (a number of 40 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7688250013895 and 7688250013904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7688250013907) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27595483 + ... + 27872695.
It is an arithmetic number, because the mean of its divisors is an integer number (263104916256).
Almost surely, 27688250013957 is an apocalyptic number.
It is an amenable number.
7688250013957 is a deficient number, since it is larger than the sum of its proper divisors (731107306235).
7688250013957 is a wasteful number, since it uses less digits than its factorization.
7688250013957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277717.
The product of its (nonzero) digits is 25401600, while the sum is 61.
The spelling of 7688250013957 in words is "seven trillion, six hundred eighty-eight billion, two hundred fifty million, thirteen thousand, nine hundred fifty-seven".
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