Base | Representation |
---|---|
bin | 1111101111001… |
… | …11110001001000 |
3 | 100012102101012112 |
4 | 13313213301020 |
5 | 232244140240 |
6 | 21033401452 |
7 | 3162106544 |
oct | 767476110 |
9 | 305371175 |
10 | 132021320 |
11 | 68582632 |
12 | 38269288 |
13 | 21475832 |
14 | 13768a24 |
15 | b8cc665 |
hex | 7de7c48 |
132021320 has 32 divisors (see below), whose sum is σ = 314523000. Its totient is φ = 49701888.
The previous prime is 132021319. The next prime is 132021347. The reversal of 132021320 is 23120231.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 78818884 + 53202436 = 8878^2 + 7294^2 .
It is a junction number, because it is equal to n+sod(n) for n = 132021295 and 132021304.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96395 + ... + 97754.
Almost surely, 2132021320 is an apocalyptic number.
132021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132021320 is an abundant number, since it is smaller than the sum of its proper divisors (182501680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132021320 is a wasteful number, since it uses less digits than its factorization.
132021320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194177 (or 194173 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 132021320 is about 11490.0530895205. The cubic root of 132021320 is about 509.1917480752.
Adding to 132021320 its reverse (23120231), we get a palindrome (155141551).
The spelling of 132021320 in words is "one hundred thirty-two million, twenty-one thousand, three hundred twenty".
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