Base | Representation |
---|---|
bin | 1000111010110… |
… | …01111000000101 |
3 | 12012210002200002 |
4 | 10131121320011 |
5 | 123123121104 |
6 | 11231331045 |
7 | 1565635310 |
oct | 435317005 |
9 | 165702602 |
10 | 74817029 |
11 | 39261161 |
12 | 21080a85 |
13 | 12667241 |
14 | 9d17977 |
15 | 687d01e |
hex | 4759e05 |
74817029 has 16 divisors (see below), whose sum is σ = 87160320. Its totient is φ = 62899200.
The previous prime is 74817023. The next prime is 74817053. The reversal of 74817029 is 92071847.
It is a de Polignac number, because none of the positive numbers 2k-74817029 is a prime.
It is a pancake number, because a pancake can be divided into 74817029 parts by 12232 straight cuts.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 74816983 and 74817001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74817023) 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 15 ways as a sum of consecutive naturals, for example, 106379 + ... + 107079.
It is an arithmetic number, because the mean of its divisors is an integer number (5447520).
Almost surely, 274817029 is an apocalyptic number.
74817029 is a gapful number since it is divisible by the number (79) formed by its first and last digit.
It is an amenable number.
74817029 is a deficient number, since it is larger than the sum of its proper divisors (12343291).
74817029 is a wasteful number, since it uses less digits than its factorization.
74817029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 980.
The product of its (nonzero) digits is 28224, while the sum is 38.
The square root of 74817029 is about 8649.6837514443. The cubic root of 74817029 is about 421.3731117946.
The spelling of 74817029 in words is "seventy-four million, eight hundred seventeen thousand, twenty-nine".
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