Base | Representation |
---|---|
bin | 100101010101001110… |
… | …000001010101000000 |
3 | 10211110112221202112211 |
4 | 211111032001111000 |
5 | 1124043104210410 |
6 | 30225312431504 |
7 | 2616221104423 |
oct | 452516012500 |
9 | 124415852484 |
10 | 40084444480 |
11 | 15aaa695473 |
12 | 7928248594 |
13 | 3a1a70a902 |
14 | 1d238ad9ba |
15 | 109911768a |
hex | 955381540 |
40084444480 has 56 divisors (see below), whose sum is σ = 95512070088. Its totient is φ = 16023533568.
The previous prime is 40084444441. The next prime is 40084444489. The reversal of 40084444480 is 8444448004.
It can be written as a sum of positive squares in 4 ways, for example, as 1201216 + 40083243264 = 1096^2 + 200208^2 .
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40084444489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471822 + ... + 550258.
Almost surely, 240084444480 is an apocalyptic number.
40084444480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40084444480 is an abundant number, since it is smaller than the sum of its proper divisors (55427625608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40084444480 is a wasteful number, since it uses less digits than its factorization.
40084444480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80051 (or 80041 counting only the distinct ones).
The product of its (nonzero) digits is 262144, while the sum is 40.
The spelling of 40084444480 in words is "forty billion, eighty-four million, four hundred forty-four thousand, four hundred eighty".
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