Base | Representation |
---|---|
bin | 100011001010010000… |
… | …1011001110000011101 |
3 | 21012220011021211001100 |
4 | 1012110201121300131 |
5 | 2214114043301003 |
6 | 54404224303313 |
7 | 5312054231151 |
oct | 1062441316035 |
9 | 235804254040 |
10 | 75506228253 |
11 | 2a02732a935 |
12 | 12772a71b39 |
13 | 717412c191 |
14 | 3924011061 |
15 | 1e6dc10ba3 |
hex | 1194859c1d |
75506228253 has 12 divisors (see below), whose sum is σ = 109581448288. Its totient is φ = 50098917960.
The previous prime is 75506228251. The next prime is 75506228299. The reversal of 75506228253 is 35282260557.
75506228253 is a `hidden beast` number, since 75 + 506 + 2 + 28 + 2 + 53 = 666.
It is not a de Polignac number, because 75506228253 - 21 = 75506228251 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 75506228199 and 75506228208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75506228251) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19878625 + ... + 19882422.
Almost surely, 275506228253 is an apocalyptic number.
It is an amenable number.
75506228253 is a deficient number, since it is larger than the sum of its proper divisors (34075220035).
75506228253 is a wasteful number, since it uses less digits than its factorization.
75506228253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39761264 (or 39761261 counting only the distinct ones).
The product of its (nonzero) digits is 1008000, while the sum is 45.
The spelling of 75506228253 in words is "seventy-five billion, five hundred six million, two hundred twenty-eight thousand, two hundred fifty-three".
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