Base | Representation |
---|---|
bin | 100101011110101000… |
… | …111101011101000000 |
3 | 10211212120100212221022 |
4 | 211132220331131000 |
5 | 1124404040021230 |
6 | 30253120245012 |
7 | 2623150422041 |
oct | 453650753500 |
9 | 124776325838 |
10 | 40242501440 |
11 | 1608092aa59 |
12 | 7971170768 |
13 | 3a4439ab3b |
14 | 1d3a8948c8 |
15 | 10a7e391e5 |
hex | 95ea3d740 |
40242501440 has 56 divisors (see below), whose sum is σ = 97635562920. Its totient is φ = 15793276928.
The previous prime is 40242501421. The next prime is 40242501451. The reversal of 40242501440 is 4410524204.
40242501440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 4726837504 + 35515663936 = 68752^2 + 188456^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1169435 + ... + 1203354.
It is an arithmetic number, because the mean of its divisors is an integer number (1743492195).
Almost surely, 240242501440 is an apocalyptic number.
40242501440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40242501440 is an abundant number, since it is smaller than the sum of its proper divisors (57393061480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40242501440 is a wasteful number, since it uses less digits than its factorization.
40242501440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2372859 (or 2372849 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 26.
The spelling of 40242501440 in words is "forty billion, two hundred forty-two million, five hundred one thousand, four hundred forty".
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