Base | Representation |
---|---|
bin | 100011110101111111… |
… | …1010100101001011001 |
3 | 21100200102120120100102 |
4 | 1013223333110221121 |
5 | 2230120231030213 |
6 | 55210005145145 |
7 | 5363323364504 |
oct | 1075377245131 |
9 | 240612516312 |
10 | 76973689433 |
11 | 2a70a706173 |
12 | 12b023bb1b5 |
13 | 734916a9c4 |
14 | 3a22c8413b |
15 | 200797e158 |
hex | 11ebfd4a59 |
76973689433 has 8 divisors (see below), whose sum is σ = 78128905800. Its totient is φ = 75826637568.
The previous prime is 76973689393. The next prime is 76973689451. The reversal of 76973689433 is 33498637967.
It can be written as a sum of positive squares in 4 ways, for example, as 38051134489 + 38922554944 = 195067^2 + 197288^2 .
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 76973689433 - 212 = 76973685337 is a prime.
It is a super-2 number, since 2×769736894332 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 76973689433.
It is not an unprimeable number, because it can be changed into a prime (76973689453) 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, 2022128 + ... + 2059841.
It is an arithmetic number, because the mean of its divisors is an integer number (9766113225).
Almost surely, 276973689433 is an apocalyptic number.
It is an amenable number.
76973689433 is a deficient number, since it is larger than the sum of its proper divisors (1155216367).
76973689433 is a wasteful number, since it uses less digits than its factorization.
76973689433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4082251.
The product of its digits is 123451776, while the sum is 65.
The spelling of 76973689433 in words is "seventy-six billion, nine hundred seventy-three million, six hundred eighty-nine thousand, four hundred thirty-three".
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