Base | Representation |
---|---|
bin | 10001000000101… |
… | …11001100000000 |
3 | 100221111222101210 |
4 | 20200113030000 |
5 | 243012420222 |
6 | 22054330120 |
7 | 3351640545 |
oct | 1040271400 |
9 | 327458353 |
10 | 142701312 |
11 | 73607676 |
12 | 3b959940 |
13 | 23744a60 |
14 | 14d48bcc |
15 | c7dbd0c |
hex | 8817300 |
142701312 has 72 divisors (see below), whose sum is σ = 409037104. Its totient is φ = 43905024.
The previous prime is 142701311. The next prime is 142701329. The reversal of 142701312 is 213107241.
It is not an unprimeable number, because it can be changed into a prime (142701311) 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, 2838 + ... + 17130.
Almost surely, 2142701312 is an apocalyptic number.
142701312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142701312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204518552).
142701312 is an abundant number, since it is smaller than the sum of its proper divisors (266335792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142701312 is a wasteful number, since it uses less digits than its factorization.
142701312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14325 (or 14311 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 21.
The square root of 142701312 is about 11945.7654421975. The cubic root of 142701312 is about 522.5678118378.
Adding to 142701312 its reverse (213107241), we get a palindrome (355808553).
The spelling of 142701312 in words is "one hundred forty-two million, seven hundred one thousand, three hundred twelve".
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