Base | Representation |
---|---|
bin | 1111110000101… |
… | …10100010101001 |
3 | 100012210010000021 |
4 | 13320112202221 |
5 | 232321303110 |
6 | 21041440441 |
7 | 3163535236 |
oct | 770264251 |
9 | 305703007 |
10 | 132212905 |
11 | 686a3570 |
12 | 38340121 |
13 | 21511ab6 |
14 | 137b878d |
15 | b9192da |
hex | 7e168a9 |
132212905 has 16 divisors (see below), whose sum is σ = 177303168. Its totient is φ = 93808000.
The previous prime is 132212903. The next prime is 132212953. The reversal of 132212905 is 509212231.
It is a happy number.
It is not a de Polignac number, because 132212905 - 21 = 132212903 is a prime.
It is a super-3 number, since 3×1322129053 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 132212905.
It is not an unprimeable number, because it can be changed into a prime (132212903) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27061 + ... + 31570.
It is an arithmetic number, because the mean of its divisors is an integer number (11081448).
Almost surely, 2132212905 is an apocalyptic number.
It is an amenable number.
132212905 is a deficient number, since it is larger than the sum of its proper divisors (45090263).
132212905 is a wasteful number, since it uses less digits than its factorization.
132212905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58688.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 132212905 is about 11498.3870608012. The cubic root of 132212905 is about 509.4379364693.
The spelling of 132212905 in words is "one hundred thirty-two million, two hundred twelve thousand, nine hundred five".
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