Base | Representation |
---|---|
bin | 1110001101000001111011… |
… | …10111100010000101011111 |
3 | 11002120221111221221100210220 |
4 | 13012200331313202011133 |
5 | 13043214303234103343 |
6 | 150232415302132423 |
7 | 6402404426503230 |
oct | 706407567420537 |
9 | 132527457840726 |
10 | 31234040144223 |
11 | 9a52311434344 |
12 | 3605448a21113 |
13 | 1457485127b17 |
14 | 79da42723087 |
15 | 392708143183 |
hex | 1c683dde215f |
31234040144223 has 32 divisors (see below), whose sum is σ = 49664469098496. Its totient is φ = 17071882632288.
The previous prime is 31234040144179. The next prime is 31234040144231. The reversal of 31234040144223 is 32244104043213.
It is not a de Polignac number, because 31234040144223 - 26 = 31234040144159 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31234040144123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93296790 + ... + 93630972.
It is an arithmetic number, because the mean of its divisors is an integer number (1552014659328).
Almost surely, 231234040144223 is an apocalyptic number.
31234040144223 is a deficient number, since it is larger than the sum of its proper divisors (18430428954273).
31234040144223 is a wasteful number, since it uses less digits than its factorization.
31234040144223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527723.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 31234040144223 its reverse (32244104043213), we get a palindrome (63478144187436).
The spelling of 31234040144223 in words is "thirty-one trillion, two hundred thirty-four billion, forty million, one hundred forty-four thousand, two hundred twenty-three".
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