Base | Representation |
---|---|
bin | 1011111110010110… |
… | …1000000001110100 |
3 | 22022000021221111120 |
4 | 2333211220001310 |
5 | 23040330432130 |
6 | 1250541503540 |
7 | 142440124446 |
oct | 27745500164 |
9 | 8260257446 |
10 | 3214311540 |
11 | 13aa438920 |
12 | 758571bb0 |
13 | 3c2c0c9bb |
14 | 226c72496 |
15 | 13c2c8910 |
hex | bf968074 |
3214311540 has 96 divisors (see below), whose sum is σ = 9928759680. Its totient is φ = 770457600.
The previous prime is 3214311521. The next prime is 3214311557. The reversal of 3214311540 is 451134123.
It is a happy number.
3214311540 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 3214311540.
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, 31380 + ... + 86100.
It is an arithmetic number, because the mean of its divisors is an integer number (103424580).
Almost surely, 23214311540 is an apocalyptic number.
3214311540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3214311540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4964379840).
3214311540 is an abundant number, since it is smaller than the sum of its proper divisors (6714448140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3214311540 is a wasteful number, since it uses less digits than its factorization.
3214311540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54833 (or 54831 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 3214311540 is about 56694.8987123180. The cubic root of 3214311540 is about 1475.8061727250.
Adding to 3214311540 its reverse (451134123), we get a palindrome (3665445663).
The spelling of 3214311540 in words is "three billion, two hundred fourteen million, three hundred eleven thousand, five hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •