Base | Representation |
---|---|
bin | 10000011001110… |
… | …001010011110101 |
3 | 201011211011010100 |
4 | 100121301103311 |
5 | 1030422103104 |
6 | 43150144313 |
7 | 6551041131 |
oct | 2031612365 |
9 | 634734110 |
10 | 275191029 |
11 | 13137a103 |
12 | 781b2099 |
13 | 45022839 |
14 | 287963c1 |
15 | 1925d139 |
hex | 106714f5 |
275191029 has 6 divisors (see below), whose sum is σ = 397498166. Its totient is φ = 183460680.
The previous prime is 275191027. The next prime is 275191031. The reversal of 275191029 is 920191572.
It is an interprime number because it is at equal distance from previous prime (275191027) and next prime (275191031).
It can be written as a sum of positive squares in only one way, i.e., 210308004 + 64883025 = 14502^2 + 8055^2 .
It is not a de Polignac number, because 275191029 - 21 = 275191027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 275190984 and 275191002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (275191027) 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, 15288382 + ... + 15288399.
Almost surely, 2275191029 is an apocalyptic number.
It is an amenable number.
275191029 is a deficient number, since it is larger than the sum of its proper divisors (122307137).
275191029 is a wasteful number, since it uses less digits than its factorization.
275191029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30576787 (or 30576784 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 36.
The square root of 275191029 is about 16588.8826929363. The cubic root of 275191029 is about 650.4462647450.
The spelling of 275191029 in words is "two hundred seventy-five million, one hundred ninety-one thousand, twenty-nine".
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