Base | Representation |
---|---|
bin | 10000111110101… |
… | …00011001011001 |
3 | 100221000002010101 |
4 | 20133110121121 |
5 | 242430141422 |
6 | 22044415401 |
7 | 3346421134 |
oct | 1037243131 |
9 | 327002111 |
10 | 142427737 |
11 | 73440081 |
12 | 3b847561 |
13 | 2367a38a |
14 | 14cb721b |
15 | c785c27 |
hex | 87d4659 |
142427737 has 8 divisors (see below), whose sum is σ = 143357760. Its totient is φ = 141501360.
The previous prime is 142427723. The next prime is 142427749. The reversal of 142427737 is 737724241.
142427737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142427737 - 219 = 141903449 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142427696 and 142427705.
It is not an unprimeable number, because it can be changed into a prime (142427767) 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, 129763 + ... + 130855.
It is an arithmetic number, because the mean of its divisors is an integer number (17919720).
Almost surely, 2142427737 is an apocalyptic number.
It is an amenable number.
142427737 is a deficient number, since it is larger than the sum of its proper divisors (930023).
142427737 is a wasteful number, since it uses less digits than its factorization.
142427737 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1823.
The product of its digits is 65856, while the sum is 37.
The square root of 142427737 is about 11934.3092384939. The cubic root of 142427737 is about 522.2336571327.
It can be divided in two parts, 1424 and 27737, that added together give a triangular number (29161 = T241).
The spelling of 142427737 in words is "one hundred forty-two million, four hundred twenty-seven thousand, seven hundred thirty-seven".
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