Base | Representation |
---|---|
bin | 1001100100010… |
… | …0000101100010 |
3 | 2210111112211121 |
4 | 2121010011202 |
5 | 40232443040 |
6 | 3552002454 |
7 | 665024560 |
oct | 231040542 |
9 | 83445747 |
10 | 40124770 |
11 | 20716374 |
12 | 1153042a |
13 | 840b58a |
14 | 5486a30 |
15 | 37c8c4a |
hex | 2644162 |
40124770 has 32 divisors (see below), whose sum is σ = 86889600. Its totient is φ = 13032576.
The previous prime is 40124767. The next prime is 40124771. The reversal of 40124770 is 7742104.
It is not an unprimeable number, because it can be changed into a prime (40124771) 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, 13755 + ... + 16414.
It is an arithmetic number, because the mean of its divisors is an integer number (2715300).
Almost surely, 240124770 is an apocalyptic number.
40124770 is an abundant number, since it is smaller than the sum of its proper divisors (46764830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40124770 is a wasteful number, since it uses less digits than its factorization.
40124770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30202.
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 40124770 is about 6334.4115748821. The cubic root of 40124770 is about 342.3504097486.
Adding to 40124770 its reverse (7742104), we get a palindrome (47866874).
The spelling of 40124770 in words is "forty million, one hundred twenty-four thousand, seven hundred seventy".
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