Base | Representation |
---|---|
bin | 1111110000110… |
… | …01000011110100 |
3 | 100012210122011022 |
4 | 13320121003310 |
5 | 232322120340 |
6 | 21042000312 |
7 | 3163610303 |
oct | 770310364 |
9 | 305718138 |
10 | 132223220 |
11 | 68700298 |
12 | 38346098 |
13 | 215166bc |
14 | 137bc43a |
15 | b91c3b5 |
hex | 7e190f4 |
132223220 has 24 divisors (see below), whose sum is σ = 283578624. Its totient is φ = 51763616.
The previous prime is 132223219. The next prime is 132223243. The reversal of 132223220 is 22322231.
132223220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 69392 + ... + 71271.
It is an arithmetic number, because the mean of its divisors is an integer number (11815776).
Almost surely, 2132223220 is an apocalyptic number.
132223220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
132223220 is an abundant number, since it is smaller than the sum of its proper divisors (151355404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132223220 is a wasteful number, since it uses less digits than its factorization.
132223220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140719 (or 140717 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 132223220 is about 11498.8355932242. The cubic root of 132223220 is about 509.4511845852.
Adding to 132223220 its reverse (22322231), we get a palindrome (154545451).
It can be divided in two parts, 1322 and 23220, that added together give a palindrome (24542).
The spelling of 132223220 in words is "one hundred thirty-two million, two hundred twenty-three thousand, two hundred twenty".
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