Base | Representation |
---|---|
bin | 100101111010010101… |
… | …100001101101010001 |
3 | 10220001221201110010211 |
4 | 211322111201231101 |
5 | 1131332013402410 |
6 | 30411155524121 |
7 | 2640522141211 |
oct | 457225415521 |
9 | 126057643124 |
10 | 40707169105 |
11 | 1629a154719 |
12 | 7a808b9641 |
13 | 3ab9731b15 |
14 | 1d82490241 |
15 | 10d3b2368a |
hex | 97a561b51 |
40707169105 has 8 divisors (see below), whose sum is σ = 48861370152. Its totient is φ = 32557223808.
The previous prime is 40707169081. The next prime is 40707169117. The reversal of 40707169105 is 50196170704.
40707169105 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 377291776 + 40329877329 = 19424^2 + 200823^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40707169105 - 211 = 40707167057 is a prime.
It is a Duffinian 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, 1042854 + ... + 1081183.
It is an arithmetic number, because the mean of its divisors is an integer number (6107671269).
Almost surely, 240707169105 is an apocalyptic number.
It is an amenable number.
40707169105 is a deficient number, since it is larger than the sum of its proper divisors (8154201047).
40707169105 is a wasteful number, since it uses less digits than its factorization.
40707169105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2127875.
The product of its (nonzero) digits is 52920, while the sum is 40.
The spelling of 40707169105 in words is "forty billion, seven hundred seven million, one hundred sixty-nine thousand, one hundred five".
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