Base | Representation |
---|---|
bin | 1000010101011110100… |
… | …0101110011010101000 |
3 | 111200122010222211122002 |
4 | 2011113220232122220 |
5 | 4321240234330230 |
6 | 145442003150132 |
7 | 13226506511240 |
oct | 2052750563250 |
9 | 450563884562 |
10 | 143204214440 |
11 | 55807055951 |
12 | 23906975348 |
13 | 10672677b81 |
14 | 6d06dd2b20 |
15 | 3ad21a3545 |
hex | 2157a2e6a8 |
143204214440 has 128 divisors (see below), whose sum is σ = 403345785600. Its totient is φ = 44616929280.
The previous prime is 143204214421. The next prime is 143204214443. The reversal of 143204214440 is 44412402341.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (143204214443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 380666 + ... + 656745.
It is an arithmetic number, because the mean of its divisors is an integer number (3151138950).
Almost surely, 2143204214440 is an apocalyptic number.
143204214440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143204214440 is an abundant number, since it is smaller than the sum of its proper divisors (260141571160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143204214440 is a wasteful number, since it uses less digits than its factorization.
143204214440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1037475 (or 1037471 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 29.
Adding to 143204214440 its reverse (44412402341), we get a palindrome (187616616781).
The spelling of 143204214440 in words is "one hundred forty-three billion, two hundred four million, two hundred fourteen thousand, four hundred forty".
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