Base | Representation |
---|---|
bin | 1000010011111100… |
… | …0011010101010000 |
3 | 12202111020200221201 |
4 | 2010333003111100 |
5 | 14032131334412 |
6 | 1005220400544 |
7 | 106201134424 |
oct | 20477032520 |
9 | 5674220851 |
10 | 2231121232 |
11 | a4545644a |
12 | 523246154 |
13 | 297309aa2 |
14 | 17245cb84 |
15 | d0d17e57 |
hex | 84fc3550 |
2231121232 has 40 divisors (see below), whose sum is σ = 4361049000. Its totient is φ = 1105723392.
The previous prime is 2231121229. The next prime is 2231121241. The reversal of 2231121232 is 2321211322.
It can be written as a sum of positive squares in 4 ways, for example, as 2903616 + 2228217616 = 1704^2 + 47204^2 .
It is a super-3 number, since 3×22311212323 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1832688 + ... + 1833904.
It is an arithmetic number, because the mean of its divisors is an integer number (109026225).
Almost surely, 22231121232 is an apocalyptic number.
It is an amenable number.
2231121232 is a deficient number, since it is larger than the sum of its proper divisors (2129927768).
2231121232 is a wasteful number, since it uses less digits than its factorization.
2231121232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2143 (or 2137 counting only the distinct ones).
The product of its digits is 288, while the sum is 19.
The square root of 2231121232 is about 47234.7460245104. The cubic root of 2231121232 is about 1306.6954826122.
Adding to 2231121232 its reverse (2321211322), we get a palindrome (4552332554).
The spelling of 2231121232 in words is "two billion, two hundred thirty-one million, one hundred twenty-one thousand, two hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •