Base | Representation |
---|---|
bin | 100010101101101001… |
… | …1001110010110110111 |
3 | 21010102020211211220022 |
4 | 1011123103032112313 |
5 | 2210132312211411 |
6 | 54125051555355 |
7 | 5246216221613 |
oct | 1053323162667 |
9 | 233366754808 |
10 | 74546210231 |
11 | 29684435109 |
12 | 1254545bb5b |
13 | 705028058c |
14 | 3872710343 |
15 | 1e147caedb |
hex | 115b4ce5b7 |
74546210231 has 4 divisors (see below), whose sum is σ = 78469695000. Its totient is φ = 70622725464.
The previous prime is 74546210183. The next prime is 74546210237. The reversal of 74546210231 is 13201264547.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 74546210231 - 234 = 57366341047 is a prime.
It is a super-2 number, since 2×745462102312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 74546210191 and 74546210200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74546210237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961742356 + ... + 1961742393.
It is an arithmetic number, because the mean of its divisors is an integer number (19617423750).
Almost surely, 274546210231 is an apocalyptic number.
74546210231 is a deficient number, since it is larger than the sum of its proper divisors (3923484769).
74546210231 is a wasteful number, since it uses less digits than its factorization.
74546210231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3923484768.
The product of its (nonzero) digits is 40320, while the sum is 35.
Adding to 74546210231 its reverse (13201264547), we get a palindrome (87747474778).
The spelling of 74546210231 in words is "seventy-four billion, five hundred forty-six million, two hundred ten thousand, two hundred thirty-one".
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