Base | Representation |
---|---|
bin | 100101101110011010… |
… | …1001001111110010110 |
3 | 21202010000202112202020 |
4 | 1023130311021332112 |
5 | 2311404132131314 |
6 | 101114550154010 |
7 | 5565416320434 |
oct | 1133465117626 |
9 | 252100675666 |
10 | 81014333334 |
11 | 313a352a7a0 |
12 | 1384b652906 |
13 | 784132005c |
14 | 3cc7777d54 |
15 | 2192581da9 |
hex | 12dcd49f96 |
81014333334 has 64 divisors (see below), whose sum is σ = 178634142720. Its totient is φ = 24290622720.
The previous prime is 81014333327. The next prime is 81014333359. The reversal of 81014333334 is 43333341018.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 81014333295 and 81014333304.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2460162 + ... + 2492874.
It is an arithmetic number, because the mean of its divisors is an integer number (2791158480).
Almost surely, 281014333334 is an apocalyptic number.
81014333334 is an abundant number, since it is smaller than the sum of its proper divisors (97619809386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
81014333334 is a wasteful number, since it uses less digits than its factorization.
81014333334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33125.
The product of its (nonzero) digits is 31104, while the sum is 33.
The spelling of 81014333334 in words is "eighty-one billion, fourteen million, three hundred thirty-three thousand, three hundred thirty-four".
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