Base | Representation |
---|---|
bin | 10000111101110… |
… | …00100001010001 |
3 | 100220210021111100 |
4 | 20132320201101 |
5 | 242413013203 |
6 | 22042135013 |
7 | 3345434214 |
oct | 1036704121 |
9 | 326707440 |
10 | 142313553 |
11 | 73372308 |
12 | 3b7b1469 |
13 | 2363a405 |
14 | 14c8777b |
15 | c761ea3 |
hex | 87b8851 |
142313553 has 24 divisors (see below), whose sum is σ = 218069280. Its totient is φ = 89182080.
The previous prime is 142313519. The next prime is 142313569. The reversal of 142313553 is 355313241.
It is not a de Polignac number, because 142313553 - 222 = 138119249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142313503) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19225 + ... + 25577.
It is an arithmetic number, because the mean of its divisors is an integer number (9086220).
Almost surely, 2142313553 is an apocalyptic number.
It is an amenable number.
142313553 is a deficient number, since it is larger than the sum of its proper divisors (75755727).
142313553 is a wasteful number, since it uses less digits than its factorization.
142313553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6509 (or 6506 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 142313553 is about 11929.5244247204. The cubic root of 142313553 is about 522.0940619678.
Adding to 142313553 its reverse (355313241), we get a palindrome (497626794).
The spelling of 142313553 in words is "one hundred forty-two million, three hundred thirteen thousand, five hundred fifty-three".
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