Base | Representation |
---|---|
bin | 100011000111001000… |
… | …1100111111100111001 |
3 | 21012121212002110012212 |
4 | 1012032101213330321 |
5 | 2213410231210133 |
6 | 54350002144505 |
7 | 5306342366315 |
oct | 1061621477471 |
9 | 235555073185 |
10 | 75401428793 |
11 | 29a83160509 |
12 | 12743952135 |
13 | 71584c7c72 |
14 | 3914130b45 |
15 | 1e6490e148 |
hex | 118e467f39 |
75401428793 has 8 divisors (see below), whose sum is σ = 80353790208. Its totient is φ = 70588570624.
The previous prime is 75401428789. The next prime is 75401428813. The reversal of 75401428793 is 39782410457.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 75401428793 - 22 = 75401428789 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (75401428783) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34874696 + ... + 34876857.
It is an arithmetic number, because the mean of its divisors is an integer number (10044223776).
Almost surely, 275401428793 is an apocalyptic number.
It is an amenable number.
75401428793 is a deficient number, since it is larger than the sum of its proper divisors (4952361415).
75401428793 is a wasteful number, since it uses less digits than its factorization.
75401428793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69751623.
The product of its (nonzero) digits is 1693440, while the sum is 50.
The spelling of 75401428793 in words is "seventy-five billion, four hundred one million, four hundred twenty-eight thousand, seven hundred ninety-three".
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