Base | Representation |
---|---|
bin | 1001101001001… |
… | …0110001011010 |
3 | 2211002220221111 |
4 | 2122102301122 |
5 | 40323301231 |
6 | 4002530534 |
7 | 1000536322 |
oct | 232226132 |
9 | 84086844 |
10 | 40447066 |
11 | 20916530 |
12 | 11666a4a |
13 | 84c219a |
14 | 552c282 |
15 | 383e4b1 |
hex | 2692c5a |
40447066 has 32 divisors (see below), whose sum is σ = 67858560. Its totient is φ = 17928000.
The previous prime is 40447061. The next prime is 40447073. The reversal of 40447066 is 66074404.
It is not an unprimeable number, because it can be changed into a prime (40447061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242115 + ... + 242281.
It is an arithmetic number, because the mean of its divisors is an integer number (2120580).
Almost surely, 240447066 is an apocalyptic number.
40447066 is a deficient number, since it is larger than the sum of its proper divisors (27411494).
40447066 is a wasteful number, since it uses less digits than its factorization.
40447066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390.
The product of its (nonzero) digits is 16128, while the sum is 31.
The square root of 40447066 is about 6359.8007830434. The cubic root of 40447066 is about 343.2645919708.
The spelling of 40447066 in words is "forty million, four hundred forty-seven thousand, sixty-six".
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