Base | Representation |
---|---|
bin | 10010010111010100101111… |
… | …000111011010000000111001 |
3 | 101120222022102102122110201200 |
4 | 102113110233013122000321 |
5 | 41041244122010100433 |
6 | 443440051342204413 |
7 | 23004161446351542 |
oct | 2227245707320071 |
9 | 346868372573650 |
10 | 80767650471993 |
11 | 2380a4060a0721 |
12 | 908538a883709 |
13 | 360b483a50034 |
14 | 15d326482d4c9 |
15 | 950e42bea613 |
hex | 49752f1da039 |
80767650471993 has 6 divisors (see below), whose sum is σ = 116664384015114. Its totient is φ = 53845100314656.
The previous prime is 80767650471979. The next prime is 80767650472007. The reversal of 80767650471993 is 39917405676708.
It is a happy number.
80767650471993 is a `hidden beast` number, since 8 + 0 + 7 + 6 + 7 + 65 + 0 + 471 + 9 + 93 = 666.
It is an interprime number because it is at equal distance from previous prime (80767650471979) and next prime (80767650472007).
It can be written as a sum of positive squares in only one way, i.e., 40668322717584 + 40099327754409 = 6377172^2 + 6332403^2 .
It is not a de Polignac number, because 80767650471993 - 218 = 80767650209849 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80767650471953) 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 5 ways as a sum of consecutive naturals, for example, 4487091692880 + ... + 4487091692897.
It is an arithmetic number, because the mean of its divisors is an integer number (19444064002519).
Almost surely, 280767650471993 is an apocalyptic number.
It is an amenable number.
80767650471993 is a deficient number, since it is larger than the sum of its proper divisors (35896733543121).
80767650471993 is a wasteful number, since it uses less digits than its factorization.
80767650471993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8974183385783 (or 8974183385780 counting only the distinct ones).
The product of its (nonzero) digits is 480090240, while the sum is 72.
The spelling of 80767650471993 in words is "eighty trillion, seven hundred sixty-seven billion, six hundred fifty million, four hundred seventy-one thousand, nine hundred ninety-three".
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