Base | Representation |
---|---|
bin | 10001000000110… |
… | …01100101011110 |
3 | 100221112110212120 |
4 | 20200121211132 |
5 | 243013224014 |
6 | 22054443410 |
7 | 3352011306 |
oct | 1040314536 |
9 | 327473776 |
10 | 142711134 |
11 | 73613a95 |
12 | 3b963566 |
13 | 23749377 |
14 | 14d4c606 |
15 | c7deba9 |
hex | 881995e |
142711134 has 16 divisors (see below), whose sum is σ = 286873488. Its totient is φ = 47328512.
The previous prime is 142711133. The next prime is 142711169. The reversal of 142711134 is 431117241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142711133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59187 + ... + 61550.
It is an arithmetic number, because the mean of its divisors is an integer number (17929593).
Almost surely, 2142711134 is an apocalyptic number.
142711134 is an abundant number, since it is smaller than the sum of its proper divisors (144162354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142711134 is a wasteful number, since it uses less digits than its factorization.
142711134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120939.
The product of its digits is 672, while the sum is 24.
The square root of 142711134 is about 11946.1765431455. The cubic root of 142711134 is about 522.5798008500.
Adding to 142711134 its reverse (431117241), we get a palindrome (573828375).
It can be divided in two parts, 142711 and 134, that added together give a triangular number (142845 = T534).
The spelling of 142711134 in words is "one hundred forty-two million, seven hundred eleven thousand, one hundred thirty-four".
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