Base | Representation |
---|---|
bin | 100101010110001011… |
… | …000000000011011000 |
3 | 10211111200000220121121 |
4 | 211112023000003120 |
5 | 1124111202230130 |
6 | 30231043215024 |
7 | 2616504013516 |
oct | 452613000330 |
9 | 124450026547 |
10 | 40100430040 |
11 | 16008713680 |
12 | 7931677474 |
13 | 3a20b16a18 |
14 | 1d25a714b6 |
15 | 109a723d7a |
hex | 9562c00d8 |
40100430040 has 64 divisors (see below), whose sum is σ = 98520053760. Its totient is φ = 14568385920.
The previous prime is 40100430037. The next prime is 40100430049. The reversal of 40100430040 is 4003400104.
It is a junction number, because it is equal to n+sod(n) for n = 40100429996 and 40100430023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40100430049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436359 + ... + 520201.
It is an arithmetic number, because the mean of its divisors is an integer number (1539375840).
Almost surely, 240100430040 is an apocalyptic number.
40100430040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40100430040 is an abundant number, since it is smaller than the sum of its proper divisors (58419623720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40100430040 is a wasteful number, since it uses less digits than its factorization.
40100430040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84952 (or 84948 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 40100430040 its reverse (4003400104), we get a palindrome (44103830144).
The spelling of 40100430040 in words is "forty billion, one hundred million, four hundred thirty thousand, forty".
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