Base | Representation |
---|---|
bin | 1000010111101100000… |
… | …1100111111010100000 |
3 | 111202011112012102102121 |
4 | 2011323001213322200 |
5 | 4323444233201333 |
6 | 150020532554024 |
7 | 13250306233150 |
oct | 2057301477240 |
9 | 452145172377 |
10 | 143797943968 |
11 | 55a91210708 |
12 | 23a51782914 |
13 | 10738689613 |
14 | 6d61bc6760 |
15 | 3b1938332d |
hex | 217b067ea0 |
143797943968 has 96 divisors (see below), whose sum is σ = 334881993600. Its totient is φ = 59470623744.
The previous prime is 143797943959. The next prime is 143797943969. The reversal of 143797943968 is 869349797341.
It is a junction number, because it is equal to n+sod(n) for n = 143797943897 and 143797943906.
It is not an unprimeable number, because it can be changed into a prime (143797943969) 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, 14994471 + ... + 15004057.
It is an arithmetic number, because the mean of its divisors is an integer number (3488354100).
Almost surely, 2143797943968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143797943968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167440996800).
143797943968 is an abundant number, since it is smaller than the sum of its proper divisors (191084049632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143797943968 is a wasteful number, since it uses less digits than its factorization.
143797943968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11942 (or 11934 counting only the distinct ones).
The product of its digits is 246903552, while the sum is 70.
The spelling of 143797943968 in words is "one hundred forty-three billion, seven hundred ninety-seven million, nine hundred forty-three thousand, nine hundred sixty-eight".
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