Base | Representation |
---|---|
bin | 10001100011100110001… |
… | …111101011011000100100 |
3 | 11021100001211111200002101 |
4 | 101203212033223120210 |
5 | 124231304122244140 |
6 | 2322123122021444 |
7 | 153110022232105 |
oct | 21434617533044 |
9 | 4240054450071 |
10 | 1206453712420 |
11 | 425721739820 |
12 | 17599aaa7884 |
13 | 899ca680158 |
14 | 4256d6c03ac |
15 | 215b159699a |
hex | 118e63eb624 |
1206453712420 has 48 divisors (see below), whose sum is σ = 2798861587200. Its totient is φ = 433157137920.
The previous prime is 1206453712403. The next prime is 1206453712427. The reversal of 1206453712420 is 242173546021.
It is a self number, because there is not a number n which added to its sum of digits gives 1206453712420.
It is not an unprimeable number, because it can be changed into a prime (1206453712427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34690725 + ... + 34725484.
It is an arithmetic number, because the mean of its divisors is an integer number (58309616400).
Almost surely, 21206453712420 is an apocalyptic number.
1206453712420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1206453712420 is an abundant number, since it is smaller than the sum of its proper divisors (1592407874780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1206453712420 is a wasteful number, since it uses less digits than its factorization.
1206453712420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69416308 (or 69416306 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 37.
The spelling of 1206453712420 in words is "one trillion, two hundred six billion, four hundred fifty-three million, seven hundred twelve thousand, four hundred twenty".
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