Base | Representation |
---|---|
bin | 1001101001110… |
… | …1011110110100 |
3 | 2211012011010011 |
4 | 2122131132310 |
5 | 40331202212 |
6 | 4003510004 |
7 | 1001111236 |
oct | 232353664 |
9 | 84164104 |
10 | 40490932 |
11 | 20946489 |
12 | 11688304 |
13 | 8509141 |
14 | 5540256 |
15 | 384c4a7 |
hex | 269d7b4 |
40490932 has 12 divisors (see below), whose sum is σ = 71087716. Its totient is φ = 20180160.
The previous prime is 40490927. The next prime is 40490939. The reversal of 40490932 is 23909404.
It can be written as a sum of positive squares in 2 ways, for example, as 1628176 + 38862756 = 1276^2 + 6234^2 .
It is a junction number, because it is equal to n+sod(n) for n = 40490894 and 40490903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40490939) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14919 + ... + 17422.
Almost surely, 240490932 is an apocalyptic number.
It is an amenable number.
40490932 is a deficient number, since it is larger than the sum of its proper divisors (30596784).
40490932 is a wasteful number, since it uses less digits than its factorization.
40490932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32658 (or 32656 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 40490932 is about 6363.2485414291. The cubic root of 40490932 is about 343.3886405597.
The spelling of 40490932 in words is "forty million, four hundred ninety thousand, nine hundred thirty-two".
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