Base | Representation |
---|---|
bin | 1100110100010000… |
… | …0000100010001000 |
3 | 22212202200102011222 |
4 | 3031010000202020 |
5 | 24021214130130 |
6 | 1325215141212 |
7 | 151153514336 |
oct | 31504004210 |
9 | 8782612158 |
10 | 3440380040 |
11 | 1506006499 |
12 | 800214808 |
13 | 42a9c3646 |
14 | 248cbcb56 |
15 | 152081ce5 |
hex | cd100888 |
3440380040 has 16 divisors (see below), whose sum is σ = 7740855180. Its totient is φ = 1376152000.
The previous prime is 3440380039. The next prime is 3440380057. The reversal of 3440380040 is 400830443.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 3378631876 + 61748164 = 58126^2 + 7858^2 .
It is a junction number, because it is equal to n+sod(n) for n = 3440379991 and 3440380009.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43004711 + ... + 43004790.
Almost surely, 23440380040 is an apocalyptic number.
It is an amenable number.
3440380040 is an abundant number, since it is smaller than the sum of its proper divisors (4300475140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3440380040 is a wasteful number, since it uses less digits than its factorization.
3440380040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86009512 (or 86009508 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
The square root of 3440380040 is about 58654.7529190943. The cubic root of 3440380040 is about 1509.6240515468.
The spelling of 3440380040 in words is "three billion, four hundred forty million, three hundred eighty thousand, forty".
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