Base | Representation |
---|---|
bin | 1100010110111001000… |
… | …0011110101011011110 |
3 | 202021222202221120110102 |
4 | 3011232100132223132 |
5 | 11434244110224410 |
6 | 241310350341102 |
7 | 21224033343335 |
oct | 3055620365336 |
9 | 667882846412 |
10 | 212303211230 |
11 | 8204569a970 |
12 | 3518baba792 |
13 | 17035237316 |
14 | a3c00aad1c |
15 | 57c863a2a5 |
hex | 316e41eade |
212303211230 has 64 divisors (see below), whose sum is σ = 442593885888. Its totient is φ = 72464885760.
The previous prime is 212303211229. The next prime is 212303211287. The reversal of 212303211230 is 32112303212.
It is a super-2 number, since 2×2123032112302 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545324 + ... + 849696.
It is an arithmetic number, because the mean of its divisors is an integer number (6915529467).
Almost surely, 2212303211230 is an apocalyptic number.
212303211230 is an abundant number, since it is smaller than the sum of its proper divisors (230290674658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212303211230 is a wasteful number, since it uses less digits than its factorization.
212303211230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304781.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 212303211230 its reverse (32112303212), we get a palindrome (244415514442).
The spelling of 212303211230 in words is "two hundred twelve billion, three hundred three million, two hundred eleven thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •