Base | Representation |
---|---|
bin | 11010010110000110… |
… | …110101001110100110 |
3 | 2201000110012021202120 |
4 | 122112012311032212 |
5 | 430413233131222 |
6 | 20555001450410 |
7 | 2021002352265 |
oct | 322606651646 |
9 | 81013167676 |
10 | 28288177062 |
11 | 10aa6a36132 |
12 | 55957a0a06 |
13 | 288a839312 |
14 | 1524d665dc |
15 | b086dc15c |
hex | 6961b53a6 |
28288177062 has 16 divisors (see below), whose sum is σ = 58105445232. Its totient is φ = 9174543840.
The previous prime is 28288177039. The next prime is 28288177081. The reversal of 28288177062 is 26077188282.
It is a super-2 number, since 2×282881770622 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28288176996 and 28288177014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63711889 + ... + 63712332.
It is an arithmetic number, because the mean of its divisors is an integer number (3631590327).
Almost surely, 228288177062 is an apocalyptic number.
28288177062 is an abundant number, since it is smaller than the sum of its proper divisors (29817268170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28288177062 is a wasteful number, since it uses less digits than its factorization.
28288177062 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127424263.
The product of its (nonzero) digits is 1204224, while the sum is 51.
The spelling of 28288177062 in words is "twenty-eight billion, two hundred eighty-eight million, one hundred seventy-seven thousand, sixty-two".
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