Base | Representation |
---|---|
bin | 101100001110111100… |
… | …1011111111011101101 |
3 | 100002012002010022221010 |
4 | 1120131321133323231 |
5 | 3024020132032111 |
6 | 111345504255433 |
7 | 6601651160241 |
oct | 1303571377355 |
9 | 302162108833 |
10 | 94990892781 |
11 | 37315978774 |
12 | 164b0311579 |
13 | 8c5ab12785 |
14 | 4851aac421 |
15 | 270e5d4aa6 |
hex | 161de5feed |
94990892781 has 8 divisors (see below), whose sum is σ = 127297440864. Its totient is φ = 63005803280.
The previous prime is 94990892743. The next prime is 94990892803. The reversal of 94990892781 is 18729809949.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 94990892781 - 210 = 94990891757 is a prime.
It is a super-2 number, since 2×949908927812 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (94990892981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80363955 + ... + 80365136.
It is an arithmetic number, because the mean of its divisors is an integer number (15912180108).
Almost surely, 294990892781 is an apocalyptic number.
It is an amenable number.
94990892781 is a deficient number, since it is larger than the sum of its proper divisors (32306548083).
94990892781 is a wasteful number, since it uses less digits than its factorization.
94990892781 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160729291.
The product of its (nonzero) digits is 23514624, while the sum is 66.
The spelling of 94990892781 in words is "ninety-four billion, nine hundred ninety million, eight hundred ninety-two thousand, seven hundred eighty-one".
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