Base | Representation |
---|---|
bin | 100011000110101111… |
… | …0111011100111100111 |
3 | 21012120221002022102121 |
4 | 1012031132323213213 |
5 | 2213343330440012 |
6 | 54344405250411 |
7 | 5306121421435 |
oct | 1061536734747 |
9 | 235527068377 |
10 | 75388140007 |
11 | 29a76704444 |
12 | 1273b403a07 |
13 | 715582448b |
14 | 3912471d55 |
15 | 1e63686a07 |
hex | 118d7bb9e7 |
75388140007 has 8 divisors (see below), whose sum is σ = 79827727392. Its totient is φ = 70949107200.
The previous prime is 75388140001. The next prime is 75388140071. The reversal of 75388140007 is 70004188357.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 75388140007 - 23 = 75388139999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75388140001) 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 7 ways as a sum of consecutive naturals, for example, 159582 + ... + 419812.
It is an arithmetic number, because the mean of its divisors is an integer number (9978465924).
Almost surely, 275388140007 is an apocalyptic number.
75388140007 is a deficient number, since it is larger than the sum of its proper divisors (4439587385).
75388140007 is a wasteful number, since it uses less digits than its factorization.
75388140007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277289.
The product of its (nonzero) digits is 188160, while the sum is 43.
The spelling of 75388140007 in words is "seventy-five billion, three hundred eighty-eight million, one hundred forty thousand, seven".
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