Base | Representation |
---|---|
bin | 100101101000100011… |
… | …010101110011000000 |
3 | 10212022011021202021211 |
4 | 211220203111303000 |
5 | 1130224123103243 |
6 | 30321420455504 |
7 | 2630240064562 |
oct | 455043256300 |
9 | 125264252254 |
10 | 40408800448 |
11 | 16156794955 |
12 | 79b89aa594 |
13 | 3a6c985713 |
14 | 1d549c3332 |
15 | 10b7837d9d |
hex | 9688d5cc0 |
40408800448 has 28 divisors (see below), whose sum is σ = 82951259040. Its totient is φ = 19507695872.
The previous prime is 40408800431. The next prime is 40408800461. The reversal of 40408800448 is 84400880404.
It is a self number, because there is not a number n which added to its sum of digits gives 40408800448.
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, 10884136 + ... + 10887847.
Almost surely, 240408800448 is an apocalyptic number.
It is an amenable number.
40408800448 is an abundant number, since it is smaller than the sum of its proper divisors (42542458592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40408800448 is a wasteful number, since it uses less digits than its factorization.
40408800448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21772024 (or 21772014 counting only the distinct ones).
The product of its (nonzero) digits is 131072, while the sum is 40.
The spelling of 40408800448 in words is "forty billion, four hundred eight million, eight hundred thousand, four hundred forty-eight".
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