Base | Representation |
---|---|
bin | 10100011001010… |
… | …00000101100111 |
3 | 102220220212111121 |
4 | 22030220011213 |
5 | 322244111322 |
6 | 24550514411 |
7 | 4145113411 |
oct | 1214500547 |
9 | 386825447 |
10 | 171082087 |
11 | 88631560 |
12 | 49365a07 |
13 | 295a0a07 |
14 | 18a159b1 |
15 | 10045ec7 |
hex | a328167 |
171082087 has 8 divisors (see below), whose sum is σ = 192655872. Its totient is φ = 150511800.
The previous prime is 171082057. The next prime is 171082111. The reversal of 171082087 is 780280171.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 171082087 - 219 = 170557799 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (171082057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250513 + ... + 251194.
It is an arithmetic number, because the mean of its divisors is an integer number (24081984).
Almost surely, 2171082087 is an apocalyptic number.
171082087 is a deficient number, since it is larger than the sum of its proper divisors (21573785).
171082087 is a wasteful number, since it uses less digits than its factorization.
171082087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501749.
The product of its (nonzero) digits is 6272, while the sum is 34.
The square root of 171082087 is about 13079.8351289303. The cubic root of 171082087 is about 555.1387116427.
The spelling of 171082087 in words is "one hundred seventy-one million, eighty-two thousand, eighty-seven".
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