Base | Representation |
---|---|
bin | 100101111011110000… |
… | …010111010000101100 |
3 | 10220010121112020111102 |
4 | 211323300113100230 |
5 | 1131404112401140 |
6 | 30413410142232 |
7 | 2641231425653 |
oct | 457360272054 |
9 | 126117466442 |
10 | 40730981420 |
11 | 16301639218 |
12 | 7a88881978 |
13 | 3ac164b54c |
14 | 1d856cc19a |
15 | 10d5c78e15 |
hex | 97bc1742c |
40730981420 has 24 divisors (see below), whose sum is σ = 85608656784. Its totient is φ = 16278374336.
The previous prime is 40730981393. The next prime is 40730981441. The reversal of 40730981420 is 2418903704.
40730981420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 852299 + ... + 898818.
It is an arithmetic number, because the mean of its divisors is an integer number (3567027366).
Almost surely, 240730981420 is an apocalyptic number.
It is an amenable number.
40730981420 is an abundant number, since it is smaller than the sum of its proper divisors (44877675364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40730981420 is a wasteful number, since it uses less digits than its factorization.
40730981420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1752289 (or 1752287 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The spelling of 40730981420 in words is "forty billion, seven hundred thirty million, nine hundred eighty-one thousand, four hundred twenty".
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