Base | Representation |
---|---|
bin | 1110001001011110101011… |
… | …00111110111000100010110 |
3 | 11002011021121000022121110001 |
4 | 13010233111213313010112 |
5 | 13034214420210333420 |
6 | 150100400434521514 |
7 | 6360525105432103 |
oct | 704572547670426 |
9 | 132137530277401 |
10 | 31112032121110 |
11 | 9a055a2052796 |
12 | 35a587873629a |
13 | 1448b0cc175c5 |
14 | 797b8a833aaa |
15 | 38e466c42b0a |
hex | 1c4bd59f7116 |
31112032121110 has 8 divisors (see below), whose sum is σ = 56001657818016. Its totient is φ = 12444812848440.
The previous prime is 31112032121077. The next prime is 31112032121119. The reversal of 31112032121110 is 1112123021113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-5 number, since 5×311120321211105 (a number of 69 digits) contains 55555 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31112032121119) 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, 1555601606046 + ... + 1555601606065.
It is an arithmetic number, because the mean of its divisors is an integer number (7000207227252).
Almost surely, 231112032121110 is an apocalyptic number.
31112032121110 is a deficient number, since it is larger than the sum of its proper divisors (24889625696906).
31112032121110 is a wasteful number, since it uses less digits than its factorization.
31112032121110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3111203212118.
The product of its (nonzero) digits is 72, while the sum is 19.
Adding to 31112032121110 its reverse (1112123021113), we get a palindrome (32224155142223).
The spelling of 31112032121110 in words is "thirty-one trillion, one hundred twelve billion, thirty-two million, one hundred twenty-one thousand, one hundred ten".
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