Base | Representation |
---|---|
bin | 1001110001001… |
… | …0001100101101 |
3 | 2212002102220120 |
4 | 2130102030231 |
5 | 40442002010 |
6 | 4022035153 |
7 | 1005142110 |
oct | 234221455 |
9 | 85072816 |
10 | 40969005 |
11 | 21142690 |
12 | 11878ab9 |
13 | 864591c |
14 | 5626577 |
15 | 38e3e70 |
hex | 271232d |
40969005 has 64 divisors (see below), whose sum is σ = 82944000. Its totient is φ = 16773120.
The previous prime is 40968989. The next prime is 40969009. The reversal of 40969005 is 50096904.
It is a happy number.
It is not a de Polignac number, because 40969005 - 24 = 40968989 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40969009) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91021 + ... + 91469.
It is an arithmetic number, because the mean of its divisors is an integer number (1296000).
Almost surely, 240969005 is an apocalyptic number.
It is an amenable number.
40969005 is an abundant number, since it is smaller than the sum of its proper divisors (41974995).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40969005 is a wasteful number, since it uses less digits than its factorization.
40969005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 554.
The product of its (nonzero) digits is 9720, while the sum is 33.
The square root of 40969005 is about 6400.7034769625. The cubic root of 40969005 is about 344.7348098619.
The spelling of 40969005 in words is "forty million, nine hundred sixty-nine thousand, five".
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