Base | Representation |
---|---|
bin | 1110010010011101011001… |
… | …10010001011000110001111 |
3 | 11010020210000120020210012110 |
4 | 13021032230302023012033 |
5 | 13104243324124312142 |
6 | 150454230045235103 |
7 | 6422030243320152 |
oct | 711165462130617 |
9 | 133223016223173 |
10 | 31420584604047 |
11 | a014438970001 |
12 | 363562a262a93 |
13 | 146bc438889b2 |
14 | 7a8a9b777c99 |
15 | 3974c518099c |
hex | 1c93acc8b18f |
31420584604047 has 16 divisors (see below), whose sum is σ = 46287101617920. Its totient is φ = 18857708065152.
The previous prime is 31420584604039. The next prime is 31420584604061. The reversal of 31420584604047 is 74040648502413.
It is not a de Polignac number, because 31420584604047 - 23 = 31420584604039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31420584603987 and 31420584604005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31420584604447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13393257397 + ... + 13393259742.
It is an arithmetic number, because the mean of its divisors is an integer number (2892943851120).
Almost surely, 231420584604047 is an apocalyptic number.
31420584604047 is a deficient number, since it is larger than the sum of its proper divisors (14866517013873).
31420584604047 is a wasteful number, since it uses less digits than its factorization.
31420584604047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26786517182.
The product of its (nonzero) digits is 2580480, while the sum is 48.
The spelling of 31420584604047 in words is "thirty-one trillion, four hundred twenty billion, five hundred eighty-four million, six hundred four thousand, forty-seven".
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