Base | Representation |
---|---|
bin | 11101010010110101… |
… | …100001111010101111 |
3 | 10000012010020221202111 |
4 | 131102311201322233 |
5 | 1003404330112333 |
6 | 22241111504451 |
7 | 2162321065450 |
oct | 352265417257 |
9 | 100163227674 |
10 | 31454535343 |
11 | 123812a0a60 |
12 | 611a088127 |
13 | 2c738293ba |
14 | 17456b5127 |
15 | c416924cd |
hex | 752d61eaf |
31454535343 has 16 divisors (see below), whose sum is σ = 39604331520. Its totient is φ = 24267348000.
The previous prime is 31454535317. The next prime is 31454535353. The reversal of 31454535343 is 34353545413.
It is not a de Polignac number, because 31454535343 - 217 = 31454404271 is a prime.
It is a super-2 number, since 2×314545353432 (a number of 22 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 = 31454535296 and 31454535305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31454535353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2014503 + ... + 2030056.
It is an arithmetic number, because the mean of its divisors is an integer number (2475270720).
Almost surely, 231454535343 is an apocalyptic number.
31454535343 is a deficient number, since it is larger than the sum of its proper divisors (8149796177).
31454535343 is a wasteful number, since it uses less digits than its factorization.
31454535343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4044678.
The product of its digits is 648000, while the sum is 40.
The spelling of 31454535343 in words is "thirty-one billion, four hundred fifty-four million, five hundred thirty-five thousand, three hundred forty-three".
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