Base | Representation |
---|---|
bin | 10001000001000… |
… | …00011011010110 |
3 | 100221120220022111 |
4 | 20200200123112 |
5 | 243020123113 |
6 | 22055221234 |
7 | 3352156102 |
oct | 1040403326 |
9 | 327526274 |
10 | 142739158 |
11 | 73633051 |
12 | 3b97781a |
13 | 23759053 |
14 | 14d58902 |
15 | c7e813d |
hex | 88206d6 |
142739158 has 8 divisors (see below), whose sum is σ = 214643880. Its totient is φ = 71191200.
The previous prime is 142739147. The next prime is 142739183. The reversal of 142739158 is 851937241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 142739158.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88188 + ... + 89791.
It is an arithmetic number, because the mean of its divisors is an integer number (26830485).
Almost surely, 2142739158 is an apocalyptic number.
142739158 is a deficient number, since it is larger than the sum of its proper divisors (71904722).
142739158 is a wasteful number, since it uses less digits than its factorization.
142739158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178382.
The product of its digits is 60480, while the sum is 40.
The square root of 142739158 is about 11947.3494131544. The cubic root of 142739158 is about 522.6140047167.
The spelling of 142739158 in words is "one hundred forty-two million, seven hundred thirty-nine thousand, one hundred fifty-eight".
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