Base | Representation |
---|---|
bin | 10000011001100… |
… | …001001110001011 |
3 | 201011200210201200 |
4 | 100121201032023 |
5 | 1030413001011 |
6 | 43144515243 |
7 | 6550345041 |
oct | 2031411613 |
9 | 634623650 |
10 | 275125131 |
11 | 131334646 |
12 | 7817bb23 |
13 | 44ccb848 |
14 | 2877a391 |
15 | 19248856 |
hex | 1066138b |
275125131 has 6 divisors (see below), whose sum is σ = 397402980. Its totient is φ = 183416748.
The previous prime is 275125121. The next prime is 275125157. The reversal of 275125131 is 131521572.
It is not a de Polignac number, because 275125131 - 27 = 275125003 is a prime.
It is a super-2 number, since 2×2751251312 = 151387675415534322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 275125095 and 275125104.
It is not an unprimeable number, because it can be changed into a prime (275125121) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15284721 + ... + 15284738.
It is an arithmetic number, because the mean of its divisors is an integer number (66233830).
Almost surely, 2275125131 is an apocalyptic number.
275125131 is a deficient number, since it is larger than the sum of its proper divisors (122277849).
275125131 is a wasteful number, since it uses less digits than its factorization.
275125131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30569465 (or 30569462 counting only the distinct ones).
The product of its digits is 2100, while the sum is 27.
The square root of 275125131 is about 16586.8963642991. The cubic root of 275125131 is about 650.3943413836.
The spelling of 275125131 in words is "two hundred seventy-five million, one hundred twenty-five thousand, one hundred thirty-one".
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