Base | Representation |
---|---|
bin | 10001001010101100001011… |
… | …111101000001110101011100 |
3 | 100220022212101111221212011100 |
4 | 101022230023331001311130 |
5 | 34344003412221102220 |
6 | 424324513422553100 |
7 | 21621540556400511 |
oct | 2112541375016534 |
9 | 326285344855140 |
10 | 75501430644060 |
11 | 22069a8230a143 |
12 | 8574824438790 |
13 | 33189a6436685 |
14 | 149040843d308 |
15 | 8ade73744d90 |
hex | 44ab0bf41d5c |
75501430644060 has 72 divisors (see below), whose sum is σ = 229027817949840. Its totient is φ = 20133116011008.
The previous prime is 75501430644047. The next prime is 75501430644067. The reversal of 75501430644060 is 6044603410557.
75501430644060 is a `hidden beast` number, since 7 + 5 + 5 + 0 + 143 + 0 + 6 + 440 + 60 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a junction number, because it is equal to n+sod(n) for n = 75501430643997 and 75501430644015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75501430644067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152590 + ... + 12289269.
It is an arithmetic number, because the mean of its divisors is an integer number (3180941915970).
Almost surely, 275501430644060 is an apocalyptic number.
It is an amenable number.
75501430644060 is an abundant number, since it is smaller than the sum of its proper divisors (153526387305780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75501430644060 is a wasteful number, since it uses less digits than its factorization.
75501430644060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12475587 (or 12475582 counting only the distinct ones).
The product of its (nonzero) digits is 1209600, while the sum is 45.
The spelling of 75501430644060 in words is "seventy-five trillion, five hundred one billion, four hundred thirty million, six hundred forty-four thousand, sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •