Base | Representation |
---|---|
bin | 1110001100011100100111… |
… | …11111011110010101111101 |
3 | 11002112000211001010022011012 |
4 | 13012032103333132111331 |
5 | 13042402243104331031 |
6 | 150215303543405005 |
7 | 6401065162156244 |
oct | 706162377362575 |
9 | 132460731108135 |
10 | 31214010230141 |
11 | 9a44873033442 |
12 | 3601598a53765 |
13 | 14556124a835b |
14 | 79caa249195b |
15 | 391e34968b2b |
hex | 1c6393fde57d |
31214010230141 has 32 divisors (see below), whose sum is σ = 32734583884800. Its totient is φ = 29728775831040.
The previous prime is 31214010230111. The next prime is 31214010230173. The reversal of 31214010230141 is 14103201041213.
It is a cyclic number.
It is not a de Polignac number, because 31214010230141 - 230 = 31212936488317 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 (31214010230111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4041691106 + ... + 4041698828.
It is an arithmetic number, because the mean of its divisors is an integer number (1022955746400).
Almost surely, 231214010230141 is an apocalyptic number.
31214010230141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31214010230141 is a deficient number, since it is larger than the sum of its proper divisors (1520573654659).
31214010230141 is a wasteful number, since it uses less digits than its factorization.
31214010230141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14469.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 31214010230141 its reverse (14103201041213), we get a palindrome (45317211271354).
The spelling of 31214010230141 in words is "thirty-one trillion, two hundred fourteen billion, ten million, two hundred thirty thousand, one hundred forty-one".
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