Base | Representation |
---|---|
bin | 1100001110001… |
… | …11110011011111 |
3 | 21010221002002110 |
4 | 12013013303133 |
5 | 202221432041 |
6 | 14101325103 |
7 | 2353331034 |
oct | 607076337 |
9 | 233832073 |
10 | 102530271 |
11 | 5296a568 |
12 | 2a406793 |
13 | 1831b3cc |
14 | d88d38b |
15 | 9004516 |
hex | 61c7cdf |
102530271 has 8 divisors (see below), whose sum is σ = 137320960. Its totient is φ = 68046552.
The previous prime is 102530269. The next prime is 102530273. The reversal of 102530271 is 172035201.
It is an interprime number because it is at equal distance from previous prime (102530269) and next prime (102530273).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102530271 - 21 = 102530269 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 (102530273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75961 + ... + 77298.
It is an arithmetic number, because the mean of its divisors is an integer number (17165120).
Almost surely, 2102530271 is an apocalyptic number.
102530271 is a deficient number, since it is larger than the sum of its proper divisors (34790689).
102530271 is a wasteful number, since it uses less digits than its factorization.
102530271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153485.
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 102530271 is about 10125.7232334288. The cubic root of 102530271 is about 468.0411471237.
Adding to 102530271 its reverse (172035201), we get a palindrome (274565472).
The spelling of 102530271 in words is "one hundred two million, five hundred thirty thousand, two hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •