Base | Representation |
---|---|
bin | 10100100000111… |
… | …00100011100101 |
3 | 102222210202002100 |
4 | 22100130203211 |
5 | 323023132204 |
6 | 25024202313 |
7 | 4156453650 |
oct | 1220344345 |
9 | 388722070 |
10 | 172083429 |
11 | 89155911 |
12 | 49769399 |
13 | 2986171b |
14 | 18bd6897 |
15 | 10192a39 |
hex | a41c8e5 |
172083429 has 24 divisors (see below), whose sum is σ = 284731200. Its totient is φ = 98106048.
The previous prime is 172083427. The next prime is 172083433. The reversal of 172083429 is 924380271.
It is not a de Polignac number, because 172083429 - 21 = 172083427 is a prime.
It is a super-2 number, since 2×1720834292 = 59225413072796082, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 172083393 and 172083402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172083427) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26497 + ... + 32345.
It is an arithmetic number, because the mean of its divisors is an integer number (11863800).
Almost surely, 2172083429 is an apocalyptic number.
It is an amenable number.
172083429 is a deficient number, since it is larger than the sum of its proper divisors (112647771).
172083429 is a wasteful number, since it uses less digits than its factorization.
172083429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6329 (or 6326 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 172083429 is about 13118.0573638020. The cubic root of 172083429 is about 556.2196794650.
The spelling of 172083429 in words is "one hundred seventy-two million, eighty-three thousand, four hundred twenty-nine".
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