Base | Representation |
---|---|
bin | 100010111011001100… |
… | …0111010100111001110 |
3 | 21011120221000122220020 |
4 | 1011312120322213032 |
5 | 2212100133441204 |
6 | 54242125003010 |
7 | 5263405215126 |
oct | 1056630724716 |
9 | 234527018806 |
10 | 75000687054 |
11 | 29897a29297 |
12 | 126516b3466 |
13 | 70c3486b87 |
14 | 38b6c15c86 |
15 | 1e3e650bd9 |
hex | 117663a9ce |
75000687054 has 8 divisors (see below), whose sum is σ = 150001374120. Its totient is φ = 25000229016.
The previous prime is 75000687049. The next prime is 75000687101. The reversal of 75000687054 is 45078600057.
It is a sphenic number, since it is the product of 3 distinct primes.
75000687054 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 75000686997 and 75000687015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6250057249 + ... + 6250057260.
It is an arithmetic number, because the mean of its divisors is an integer number (18750171765).
Almost surely, 275000687054 is an apocalyptic number.
75000687054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75000687054 is a wasteful number, since it uses less digits than its factorization.
75000687054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12500114514.
The product of its (nonzero) digits is 235200, while the sum is 42.
The spelling of 75000687054 in words is "seventy-five billion, six hundred eighty-seven thousand, fifty-four".
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