Base | Representation |
---|---|
bin | 1101011111010011011… |
… | …0010100011111111100 |
3 | 211011011102212000201100 |
4 | 3113310312110133330 |
5 | 12244101213202012 |
6 | 254243241013100 |
7 | 22512522151365 |
oct | 3276466243774 |
9 | 734142760640 |
10 | 231741147132 |
11 | 8a30a921900 |
12 | 38ab5784190 |
13 | 18b12339541 |
14 | b305882b6c |
15 | 6064d7d8dc |
hex | 35f4d947fc |
231741147132 has 108 divisors (see below), whose sum is σ = 644644993720. Its totient is φ = 70141705920.
The previous prime is 231741147107. The next prime is 231741147133.
231741147132 is a `hidden beast` number, since 2 + 3 + 174 + 11 + 471 + 3 + 2 = 666.
231741147132 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231741147133) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3710838 + ... + 3772770.
Almost surely, 2231741147132 is an apocalyptic number.
231741147132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 231741147132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322322496860).
231741147132 is an abundant number, since it is smaller than the sum of its proper divisors (412903846588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231741147132 is a wasteful number, since it uses less digits than its factorization.
231741147132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62824 (or 62808 counting only the distinct ones).
The product of its digits is 28224, while the sum is 36.
It can be divided in two parts, 231741 and 147132, that added together give a palindrome (378873).
The spelling of 231741147132 in words is "two hundred thirty-one billion, seven hundred forty-one million, one hundred forty-seven thousand, one hundred thirty-two".
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