Base | Representation |
---|---|
bin | 1100010101111000001… |
… | …0001010000010010010 |
3 | 202021021210202212221021 |
4 | 3011132002022002102 |
5 | 11433214420134302 |
6 | 241223344350054 |
7 | 21214216641400 |
oct | 3053602120222 |
9 | 667253685837 |
10 | 212031021202 |
11 | 81a15a90530 |
12 | 3511491532a |
13 | 16cc0a25730 |
14 | a395c96470 |
15 | 57ae7c1437 |
hex | 315e08a092 |
212031021202 has 96 divisors (see below), whose sum is σ = 445255501824. Its totient is φ = 74394835200.
The previous prime is 212031021199. The next prime is 212031021313. The reversal of 212031021202 is 202120130212.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 390063 + ... + 759085.
It is an arithmetic number, because the mean of its divisors is an integer number (4638078144).
Almost surely, 2212031021202 is an apocalyptic number.
212031021202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
212031021202 is an abundant number, since it is smaller than the sum of its proper divisors (233224480622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212031021202 is a wasteful number, since it uses less digits than its factorization.
212031021202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369104 (or 369097 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 212031021202 its reverse (202120130212), we get a palindrome (414151151414).
The spelling of 212031021202 in words is "two hundred twelve billion, thirty-one million, twenty-one thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •