Base | Representation |
---|---|
bin | 1001100011100… |
… | …1000010000000 |
3 | 2210102020201111 |
4 | 2120321002000 |
5 | 40230020423 |
6 | 3551013104 |
7 | 664445551 |
oct | 230710200 |
9 | 83366644 |
10 | 40079488 |
11 | 20695349 |
12 | 1150a194 |
13 | 83c3a97 |
14 | 5474328 |
15 | 37ba60d |
hex | 2639080 |
40079488 has 32 divisors (see below), whose sum is σ = 80132220. Its totient is φ = 19968000.
The previous prime is 40079449. The next prime is 40079491. The reversal of 40079488 is 88497004.
It can be written as a sum of positive squares in 2 ways, for example, as 39841344 + 238144 = 6312^2 + 488^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 40079488.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66388 + ... + 66988.
Almost surely, 240079488 is an apocalyptic number.
It is an amenable number.
40079488 is a deficient number, since it is larger than the sum of its proper divisors (40052732).
40079488 is an equidigital number, since it uses as much as digits as its factorization.
40079488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1136 (or 1124 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 40079488 is about 6330.8362796711. The cubic root of 40079488 is about 342.2215770557.
The spelling of 40079488 in words is "forty million, seventy-nine thousand, four hundred eighty-eight".
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