Base | Representation |
---|---|
bin | 10101010110001111111001… |
… | …010101101111010111011001 |
3 | 110022102121000022200221101120 |
4 | 111112033321111233113121 |
5 | 44301224331034132311 |
6 | 531403254340235453 |
7 | 25530114011624130 |
oct | 2526177125572731 |
9 | 408377008627346 |
10 | 93887873349081 |
11 | 27a08694943379 |
12 | a64412299bb89 |
13 | 4050785b29936 |
14 | 19282a9616917 |
15 | acc38bbb0706 |
hex | 5563f956f5d9 |
93887873349081 has 16 divisors (see below), whose sum is σ = 143233786521600. Its totient is φ = 53587756739088.
The previous prime is 93887873349077. The next prime is 93887873349089. The reversal of 93887873349081 is 18094337878839.
It is not a de Polignac number, because 93887873349081 - 22 = 93887873349077 is a prime.
It is a super-2 number, since 2×938878733490812 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 93887873348988 and 93887873349006.
It is not an unprimeable number, because it can be changed into a prime (93887873349089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2602340001 + ... + 2602376078.
It is an arithmetic number, because the mean of its divisors is an integer number (8952111657600).
Almost surely, 293887873349081 is an apocalyptic number.
It is an amenable number.
93887873349081 is a deficient number, since it is larger than the sum of its proper divisors (49345913172519).
93887873349081 is a wasteful number, since it uses less digits than its factorization.
93887873349081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5204716948.
The product of its (nonzero) digits is 1755758592, while the sum is 78.
The spelling of 93887873349081 in words is "ninety-three trillion, eight hundred eighty-seven billion, eight hundred seventy-three million, three hundred forty-nine thousand, eighty-one".
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