Base | Representation |
---|---|
bin | 10001000000010… |
… | …10000110100000 |
3 | 100221102020212121 |
4 | 20200022012200 |
5 | 243004211322 |
6 | 22053234024 |
7 | 3351325354 |
oct | 1040120640 |
9 | 327366777 |
10 | 142647712 |
11 | 73580379 |
12 | 3b932914 |
13 | 2372653c |
14 | 14d33464 |
15 | c7caec7 |
hex | 880a1a0 |
142647712 has 24 divisors (see below), whose sum is σ = 281534400. Its totient is φ = 71146944.
The previous prime is 142647677. The next prime is 142647721. The reversal of 142647712 is 217746241.
It is a happy number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 8089 + ... + 18727.
It is an arithmetic number, because the mean of its divisors is an integer number (11730600).
Almost surely, 2142647712 is an apocalyptic number.
It is an amenable number.
142647712 is a deficient number, since it is larger than the sum of its proper divisors (138886688).
142647712 is a wasteful number, since it uses less digits than its factorization.
142647712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11068 (or 11060 counting only the distinct ones).
The product of its digits is 18816, while the sum is 34.
The square root of 142647712 is about 11943.5217586774. The cubic root of 142647712 is about 522.5023764610.
The spelling of 142647712 in words is "one hundred forty-two million, six hundred forty-seven thousand, seven hundred twelve".
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