Base | Representation |
---|---|
bin | 11011000100110000100 |
3 | 1200001222020 |
4 | 3120212010 |
5 | 211342142 |
6 | 31003140 |
7 | 10353336 |
oct | 3304604 |
9 | 1601866 |
10 | 887172 |
11 | 556600 |
12 | 3694b0 |
13 | 250a70 |
14 | 191456 |
15 | 127cec |
hex | d8984 |
887172 has 72 divisors (see below), whose sum is σ = 2502528. Its totient is φ = 242880.
The previous prime is 887171. The next prime is 887177. The reversal of 887172 is 271788.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a zygodrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (887171) 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, 18853 + ... + 18899.
2887172 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 887172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251264).
887172 is an abundant number, since it is smaller than the sum of its proper divisors (1615356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
887172 is a wasteful number, since it uses less digits than its factorization.
887172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89 (or 76 counting only the distinct ones).
The product of its digits is 6272, while the sum is 33.
The square root of 887172 is about 941.8980836587. The cubic root of 887172 is about 96.0880268982.
It can be divided in two parts, 88 and 7172, that multiplied together give a palindrome (631136).
The spelling of 887172 in words is "eight hundred eighty-seven thousand, one hundred seventy-two".
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