Base | Representation |
---|---|
bin | 100100110010000… |
… | …1101100110110000 |
3 | 10012000102100211101 |
4 | 1021210031212300 |
5 | 10011430322210 |
6 | 322245454144 |
7 | 42404531155 |
oct | 11144154660 |
9 | 3160370741 |
10 | 1234229680 |
11 | 583766032 |
12 | 2a5411354 |
13 | 16891a728 |
14 | b9cc022c |
15 | 7354ca3a |
hex | 4990d9b0 |
1234229680 has 40 divisors (see below), whose sum is σ = 2994352992. Its totient is φ = 472226304.
The previous prime is 1234229677. The next prime is 1234229681. The reversal of 1234229680 is 869224321.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (1234229681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333549 + ... + 337228.
Almost surely, 21234229680 is an apocalyptic number.
1234229680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1234229680 is an abundant number, since it is smaller than the sum of its proper divisors (1760123312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1234229680 is a wasteful number, since it uses less digits than its factorization.
1234229680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 670813 (or 670807 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 1234229680 is about 35131.6051440864. The cubic root of 1234229680 is about 1072.6680092442.
The spelling of 1234229680 in words is "one billion, two hundred thirty-four million, two hundred twenty-nine thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •