Base | Representation |
---|---|
bin | 1111110000101… |
… | …10010100110101 |
3 | 100012210001210112 |
4 | 13320112110311 |
5 | 232321241041 |
6 | 21041432405 |
7 | 3163532534 |
oct | 770262465 |
9 | 305701715 |
10 | 132212021 |
11 | 686a2937 |
12 | 3833b705 |
13 | 21511586 |
14 | 137b831b |
15 | b918deb |
hex | 7e16535 |
132212021 has 8 divisors (see below), whose sum is σ = 133466400. Its totient is φ = 130962832.
The previous prime is 132211999. The next prime is 132212033. The reversal of 132212021 is 120212231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 132212021 - 210 = 132210997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 132211987 and 132212005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132211021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65006 + ... + 67008.
It is an arithmetic number, because the mean of its divisors is an integer number (16683300).
Almost surely, 2132212021 is an apocalyptic number.
It is an amenable number.
132212021 is a deficient number, since it is larger than the sum of its proper divisors (1254379).
132212021 is a wasteful number, since it uses less digits than its factorization.
132212021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2595.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 132212021 is about 11498.3486205629. The cubic root of 132212021 is about 509.4368010679.
Adding to 132212021 its reverse (120212231), we get a palindrome (252424252).
The spelling of 132212021 in words is "one hundred thirty-two million, two hundred twelve thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •