Base | Representation |
---|---|
bin | 10111101000101110111… |
… | …11110011111000111010 |
3 | 2212122021122101202222110 |
4 | 23310113133303320322 |
5 | 101301232104041124 |
6 | 1421032055433150 |
7 | 112450442613162 |
oct | 13642737637072 |
9 | 2778248352873 |
10 | 812143033914 |
11 | 29347862a913 |
12 | 1114950857b6 |
13 | 5b77a941444 |
14 | 2b444d775a2 |
15 | 161d43b8029 |
hex | bd177f3e3a |
812143033914 has 64 divisors (see below), whose sum is σ = 1810726738560. Its totient is φ = 241329715200.
The previous prime is 812143033913. The next prime is 812143033927. The reversal of 812143033914 is 419330341218.
It is not an unprimeable number, because it can be changed into a prime (812143033913) 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, 9844662 + ... + 9926814.
It is an arithmetic number, because the mean of its divisors is an integer number (28292605290).
Almost surely, 2812143033914 is an apocalyptic number.
812143033914 is an abundant number, since it is smaller than the sum of its proper divisors (998583704646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
812143033914 is a wasteful number, since it uses less digits than its factorization.
812143033914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87295.
The product of its (nonzero) digits is 62208, while the sum is 39.
The spelling of 812143033914 in words is "eight hundred twelve billion, one hundred forty-three million, thirty-three thousand, nine hundred fourteen".
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