Base | Representation |
---|---|
bin | 1011001100100010111001… |
… | …1000010110000101111100 |
3 | 1121120211122211022022102202 |
4 | 2303020232120112011330 |
5 | 3103142144011413340 |
6 | 42103112403211032 |
7 | 2410244046652031 |
oct | 263105630260574 |
9 | 47524584268382 |
10 | 12310154404220 |
11 | 3a16786266302 |
12 | 1469959976a78 |
13 | 6b3ac51ba3aa |
14 | 307b59597388 |
15 | 165336cdbc15 |
hex | b322e61617c |
12310154404220 has 72 divisors (see below), whose sum is σ = 28906780605360. Its totient is φ = 4390494658560.
The previous prime is 12310154404199. The next prime is 12310154404279. The reversal of 12310154404220 is 2240445101321.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55937141 + ... + 56156780.
Almost surely, 212310154404220 is an apocalyptic number.
12310154404220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12310154404220 is an abundant number, since it is smaller than the sum of its proper divisors (16596626201140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12310154404220 is a wasteful number, since it uses less digits than its factorization.
12310154404220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112093983 (or 112093964 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 29.
Adding to 12310154404220 its reverse (2240445101321), we get a palindrome (14550599505541).
The spelling of 12310154404220 in words is "twelve trillion, three hundred ten billion, one hundred fifty-four million, four hundred four thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •