Base | Representation |
---|---|
bin | 1111110000101… |
… | …10011011000101 |
3 | 100012210002100100 |
4 | 13320112123011 |
5 | 232321244141 |
6 | 21041434313 |
7 | 3163533645 |
oct | 770263305 |
9 | 305702310 |
10 | 132212421 |
11 | 686a3170 |
12 | 3833b999 |
13 | 21511803 |
14 | 137b8525 |
15 | b9190b6 |
hex | 7e166c5 |
132212421 has 24 divisors (see below), whose sum is σ = 215523360. Its totient is φ = 77364000.
The previous prime is 132212419. The next prime is 132212449. The reversal of 132212421 is 124212231.
It is a happy number.
132212421 is a `hidden beast` number, since 1 + 32 + 212 + 421 = 666.
It is not a de Polignac number, because 132212421 - 21 = 132212419 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 132212394 and 132212403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132213421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20155 + ... + 25896.
It is an arithmetic number, because the mean of its divisors is an integer number (8980140).
Almost surely, 2132212421 is an apocalyptic number.
132212421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
132212421 is a deficient number, since it is larger than the sum of its proper divisors (83310939).
132212421 is a wasteful number, since it uses less digits than its factorization.
132212421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46097 (or 46094 counting only the distinct ones).
The product of its digits is 192, while the sum is 18.
The square root of 132212421 is about 11498.3660143518. The cubic root of 132212421 is about 509.4373148248.
Adding to 132212421 its reverse (124212231), we get a palindrome (256424652).
The spelling of 132212421 in words is "one hundred thirty-two million, two hundred twelve thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •