Base | Representation |
---|---|
bin | 100101010110101001… |
… | …110011111010000000 |
3 | 10211112020020020210002 |
4 | 211112221303322000 |
5 | 1124120234204002 |
6 | 30231532255132 |
7 | 2616632453006 |
oct | 452651637200 |
9 | 124466206702 |
10 | 40108506752 |
11 | 1601222a846 |
12 | 79343114a8 |
13 | 3a226b4042 |
14 | 1d26b74a76 |
15 | 109b2bc002 |
hex | 956a73e80 |
40108506752 has 32 divisors (see below), whose sum is σ = 82063234020. Its totient is φ = 19512244224.
The previous prime is 40108506749. The next prime is 40108506761. The reversal of 40108506752 is 25760580104.
It can be written as a sum of positive squares in 2 ways, for example, as 39226179136 + 882327616 = 198056^2 + 29704^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4229693 + ... + 4239164.
Almost surely, 240108506752 is an apocalyptic number.
It is an amenable number.
40108506752 is an abundant number, since it is smaller than the sum of its proper divisors (41954727268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40108506752 is an equidigital number, since it uses as much as digits as its factorization.
40108506752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8468908 (or 8468896 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 38.
The spelling of 40108506752 in words is "forty billion, one hundred eight million, five hundred six thousand, seven hundred fifty-two".
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