Base | Representation |
---|---|
bin | 101101010100110101… |
… | …111101100111111000 |
3 | 11122121202120020111111 |
4 | 231110311331213320 |
5 | 1244133011304230 |
6 | 34205141410104 |
7 | 3342016535011 |
oct | 552465754770 |
9 | 148552506444 |
10 | 48668072440 |
11 | 19704949179 |
12 | 9522a09934 |
13 | 4787b36600 |
14 | 24d989c008 |
15 | 13ec99992a |
hex | b54d7d9f8 |
48668072440 has 48 divisors (see below), whose sum is σ = 118574447400. Its totient is φ = 17969747328.
The previous prime is 48668072407. The next prime is 48668072461. The reversal of 48668072440 is 4427086684.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3592950 + ... + 3606469.
Almost surely, 248668072440 is an apocalyptic number.
48668072440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48668072440 is an abundant number, since it is smaller than the sum of its proper divisors (69906374960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48668072440 is a wasteful number, since it uses less digits than its factorization.
48668072440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7199456 (or 7199439 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 49.
The spelling of 48668072440 in words is "forty-eight billion, six hundred sixty-eight million, seventy-two thousand, four hundred forty".
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