Base | Representation |
---|---|
bin | 100000010110111001100100… |
… | …011011011110100001000000 |
3 | 200122212210220102112120012110 |
4 | 200112321210123132201000 |
5 | 122123111144103411034 |
6 | 1222400455311455320 |
7 | 41655432333220656 |
oct | 4026714433364100 |
9 | 618783812476173 |
10 | 142311131310144 |
11 | 413878a26433a5 |
12 | 13b64a25b27540 |
13 | 6153b60c84c04 |
14 | 271dc773b0dd6 |
15 | 116bc8c003de9 |
hex | 816e646de840 |
142311131310144 has 112 divisors (see below), whose sum is σ = 380063953640448. Its totient is φ = 46992045992448.
The previous prime is 142311131310143. The next prime is 142311131310163. The reversal of 142311131310144 is 441013131113241.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (142311131310143) 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, 670593877 + ... + 670806059.
It is an arithmetic number, because the mean of its divisors is an integer number (3393428157504).
Almost surely, 2142311131310144 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 142311131310144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190031976820224).
142311131310144 is an abundant number, since it is smaller than the sum of its proper divisors (237752822330304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142311131310144 is a wasteful number, since it uses less digits than its factorization.
142311131310144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244952 (or 244942 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
Adding to 142311131310144 its reverse (441013131113241), we get a palindrome (583324262423385).
The spelling of 142311131310144 in words is "one hundred forty-two trillion, three hundred eleven billion, one hundred thirty-one million, three hundred ten thousand, one hundred forty-four".
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