Base | Representation |
---|---|
bin | 1001110001011… |
… | …0101100111010 |
3 | 2212010101012201 |
4 | 2130112230322 |
5 | 40443044300 |
6 | 4022300414 |
7 | 1005246640 |
oct | 234265472 |
9 | 85111181 |
10 | 40987450 |
11 | 21155529 |
12 | 1188770a |
13 | 865113a |
14 | 562d190 |
15 | 38e966a |
hex | 2716b3a |
40987450 has 48 divisors (see below), whose sum is σ = 87744384. Its totient is φ = 13953600.
The previous prime is 40987439. The next prime is 40987481. The reversal of 40987450 is 5478904.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63027 + ... + 63673.
It is an arithmetic number, because the mean of its divisors is an integer number (1828008).
Almost surely, 240987450 is an apocalyptic number.
40987450 is an abundant number, since it is smaller than the sum of its proper divisors (46756934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40987450 is a wasteful number, since it uses less digits than its factorization.
40987450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 847 (or 842 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 40987450 is about 6402.1441720724. The cubic root of 40987450 is about 344.7865374183.
The spelling of 40987450 in words is "forty million, nine hundred eighty-seven thousand, four hundred fifty".
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