Base | Representation |
---|---|
bin | 1001100010111… |
… | …1011110100110 |
3 | 2210100021001020 |
4 | 2120233132212 |
5 | 40222242413 |
6 | 3550112010 |
7 | 664223511 |
oct | 230573646 |
9 | 83307036 |
10 | 40040358 |
11 | 20668a06 |
12 | 114ab606 |
13 | 83ac027 |
14 | 5463d78 |
15 | 37adc23 |
hex | 262f7a6 |
40040358 has 16 divisors (see below), whose sum is σ = 82842480. Its totient is φ = 12886496.
The previous prime is 40040293. The next prime is 40040393. The reversal of 40040358 is 85304004.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114885 + ... + 115232.
It is an arithmetic number, because the mean of its divisors is an integer number (5177655).
Almost surely, 240040358 is an apocalyptic number.
40040358 is an abundant number, since it is smaller than the sum of its proper divisors (42802122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40040358 is a wasteful number, since it uses less digits than its factorization.
40040358 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230151.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 40040358 is about 6327.7450960038. The cubic root of 40040358 is about 342.1101693564.
The spelling of 40040358 in words is "forty million, forty thousand, three hundred fifty-eight".
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