Base | Representation |
---|---|
bin | 1001001010110… |
… | …10010101110001 |
3 | 12100201202000202 |
4 | 10211122111301 |
5 | 124142303311 |
6 | 11344324545 |
7 | 1622530064 |
oct | 445322561 |
9 | 170652022 |
10 | 76916081 |
11 | 3a465210 |
12 | 21913755 |
13 | 12c20798 |
14 | a3028db |
15 | 6b44e3b |
hex | 495a571 |
76916081 has 8 divisors (see below), whose sum is σ = 86176704. Its totient is φ = 68033520.
The previous prime is 76916057. The next prime is 76916083. The reversal of 76916081 is 18061967.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-76916081 is a prime.
It is a super-2 number, since 2×769160812 = 11832167032797122, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (76916083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94085 + ... + 94898.
It is an arithmetic number, because the mean of its divisors is an integer number (10772088).
Almost surely, 276916081 is an apocalyptic number.
It is an amenable number.
76916081 is a deficient number, since it is larger than the sum of its proper divisors (9260623).
76916081 is a wasteful number, since it uses less digits than its factorization.
76916081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189031.
The product of its (nonzero) digits is 18144, while the sum is 38.
The square root of 76916081 is about 8770.1813550234. The cubic root of 76916081 is about 425.2774769310.
The spelling of 76916081 in words is "seventy-six million, nine hundred sixteen thousand, eighty-one".
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