Base | Representation |
---|---|
bin | 10000111011111… |
… | …11000101010110 |
3 | 100220100022210001 |
4 | 20131333011112 |
5 | 242333001134 |
6 | 22033121514 |
7 | 3343434301 |
oct | 1035770526 |
9 | 326308701 |
10 | 142078294 |
11 | 73221586 |
12 | 3b6b929a |
13 | 235872c7 |
14 | 14c25b38 |
15 | c717414 |
hex | 877f156 |
142078294 has 16 divisors (see below), whose sum is σ = 217622160. Its totient is φ = 69552000.
The previous prime is 142078273. The next prime is 142078297. The reversal of 142078294 is 492870241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142078297) 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, 16794 + ... + 23794.
It is an arithmetic number, because the mean of its divisors is an integer number (13601385).
Almost surely, 2142078294 is an apocalyptic number.
142078294 is a deficient number, since it is larger than the sum of its proper divisors (75543866).
142078294 is a wasteful number, since it uses less digits than its factorization.
142078294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7215.
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 142078294 is about 11919.6599783719. The cubic root of 142078294 is about 521.8062114934.
The spelling of 142078294 in words is "one hundred forty-two million, seventy-eight thousand, two hundred ninety-four".
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