Base | Representation |
---|---|
bin | 1111101001110… |
… | …11001101100100 |
3 | 100011002110200012 |
4 | 13310323031210 |
5 | 232104031112 |
6 | 21010305352 |
7 | 3153104126 |
oct | 764731544 |
9 | 304073605 |
10 | 131314532 |
11 | 6813a608 |
12 | 37b88258 |
13 | 21288c0b |
14 | 13623216 |
15 | b7dd022 |
hex | 7d3b364 |
131314532 has 6 divisors (see below), whose sum is σ = 229800438. Its totient is φ = 65657264.
The previous prime is 131314507. The next prime is 131314537. The reversal of 131314532 is 235413131.
It can be written as a sum of positive squares in only one way, i.e., 83649316 + 47665216 = 9146^2 + 6904^2 .
It is a junction number, because it is equal to n+sod(n) for n = 131314498 and 131314507.
It is not an unprimeable number, because it can be changed into a prime (131314537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16414313 + ... + 16414320.
It is an arithmetic number, because the mean of its divisors is an integer number (38300073).
Almost surely, 2131314532 is an apocalyptic number.
It is an amenable number.
131314532 is a deficient number, since it is larger than the sum of its proper divisors (98485906).
131314532 is a wasteful number, since it uses less digits than its factorization.
131314532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32828637 (or 32828635 counting only the distinct ones).
The product of its digits is 1080, while the sum is 23.
The square root of 131314532 is about 11459.2552986658. The cubic root of 131314532 is about 508.2814537636.
Adding to 131314532 its reverse (235413131), we get a palindrome (366727663).
The spelling of 131314532 in words is "one hundred thirty-one million, three hundred fourteen thousand, five hundred thirty-two".
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