Base | Representation |
---|---|
bin | 1000110100011… |
… | …10110000110101 |
3 | 12011012211110001 |
4 | 10122032300311 |
5 | 122420010302 |
6 | 11201431301 |
7 | 1555601635 |
oct | 432166065 |
9 | 164184401 |
10 | 73985077 |
11 | 388430a1 |
12 | 2093b531 |
13 | 1243566a |
14 | 9b7c6c5 |
15 | 6766787 |
hex | 468ec35 |
73985077 has 8 divisors (see below), whose sum is σ = 75043800. Its totient is φ = 72931584.
The previous prime is 73985063. The next prime is 73985099. The reversal of 73985077 is 77058937.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2852721 + 71132356 = 1689^2 + 8434^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-73985077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73985027) 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, 33553 + ... + 35689.
It is an arithmetic number, because the mean of its divisors is an integer number (9380475).
Almost surely, 273985077 is an apocalyptic number.
It is an amenable number.
73985077 is a deficient number, since it is larger than the sum of its proper divisors (1058723).
73985077 is a wasteful number, since it uses less digits than its factorization.
73985077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2615.
The product of its (nonzero) digits is 370440, while the sum is 46.
The square root of 73985077 is about 8601.4578415522. The cubic root of 73985077 is about 419.8054219633.
The spelling of 73985077 in words is "seventy-three million, nine hundred eighty-five thousand, seventy-seven".
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