Base | Representation |
---|---|
bin | 1011111110001000… |
… | …1110111111001100 |
3 | 22021221121210000122 |
4 | 2333202032333030 |
5 | 23040114010130 |
6 | 1250510444112 |
7 | 142426432556 |
oct | 27742167714 |
9 | 8257553018 |
10 | 3213422540 |
11 | 13a9990a09 |
12 | 758203638 |
13 | 3c298b173 |
14 | 226ac04d6 |
15 | 13c1a02e5 |
hex | bf88efcc |
3213422540 has 24 divisors (see below), whose sum is σ = 6767318880. Its totient is φ = 1281724928.
The previous prime is 3213422539. The next prime is 3213422549. The reversal of 3213422540 is 452243123.
It is a super-3 number, since 3×32134225403 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (3213422549) 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, 220520 + ... + 234639.
It is an arithmetic number, because the mean of its divisors is an integer number (281971620).
Almost surely, 23213422540 is an apocalyptic number.
It is an amenable number.
3213422540 is an abundant number, since it is smaller than the sum of its proper divisors (3553896340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3213422540 is a wasteful number, since it uses less digits than its factorization.
3213422540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455521 (or 455519 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 3213422540 is about 56687.0579585852. The cubic root of 3213422540 is about 1475.6701028757.
Adding to 3213422540 its reverse (452243123), we get a palindrome (3665665663).
The spelling of 3213422540 in words is "three billion, two hundred thirteen million, four hundred twenty-two thousand, five hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •