Base | Representation |
---|---|
bin | 10001000001000… |
… | …00000000001111 |
3 | 100221120210221020 |
4 | 20200200000033 |
5 | 243020044143 |
6 | 22055205223 |
7 | 3352151043 |
oct | 1040400017 |
9 | 327523836 |
10 | 142737423 |
11 | 73631814 |
12 | 3b976813 |
13 | 2375831a |
14 | 14d58023 |
15 | c7e7883 |
hex | 882000f |
142737423 has 32 divisors (see below), whose sum is σ = 209848320. Its totient is φ = 85908480.
The previous prime is 142737421. The next prime is 142737433. The reversal of 142737423 is 324737241.
It is not a de Polignac number, because 142737423 - 21 = 142737421 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142737421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216268 + ... + 216926.
It is an arithmetic number, because the mean of its divisors is an integer number (6557760).
Almost surely, 2142737423 is an apocalyptic number.
142737423 is a deficient number, since it is larger than the sum of its proper divisors (67110897).
142737423 is a wasteful number, since it uses less digits than its factorization.
142737423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 847.
The product of its digits is 28224, while the sum is 33.
The square root of 142737423 is about 11947.2768026860. The cubic root of 142737423 is about 522.6118872437.
The spelling of 142737423 in words is "one hundred forty-two million, seven hundred thirty-seven thousand, four hundred twenty-three".
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