Base | Representation |
---|---|
bin | 1001100111111… |
… | …1101101111100 |
3 | 2210221221212220 |
4 | 2121333231330 |
5 | 40313302040 |
6 | 4001125340 |
7 | 1000062636 |
oct | 231775574 |
9 | 83857786 |
10 | 40369020 |
11 | 2087292a |
12 | 11629850 |
13 | 84957c3 |
14 | 550ba56 |
15 | 38262d0 |
hex | 267fb7c |
40369020 has 24 divisors (see below), whose sum is σ = 113033424. Its totient is φ = 10765056.
The previous prime is 40369019. The next prime is 40369027. The reversal of 40369020 is 2096304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40369027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336349 + ... + 336468.
It is an arithmetic number, because the mean of its divisors is an integer number (4709726).
Almost surely, 240369020 is an apocalyptic number.
It is an amenable number.
40369020 is an abundant number, since it is smaller than the sum of its proper divisors (72664404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40369020 is a wasteful number, since it uses less digits than its factorization.
40369020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 672829 (or 672827 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 40369020 is about 6353.6619362380. The cubic root of 40369020 is about 343.0436638875.
The spelling of 40369020 in words is "forty million, three hundred sixty-nine thousand, twenty".
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