Base | Representation |
---|---|
bin | 10000001001001… |
… | …011100100011110 |
3 | 200212122012120110 |
4 | 100021023210132 |
5 | 1023313422032 |
6 | 42513030450 |
7 | 6466056144 |
oct | 2011134436 |
9 | 625565513 |
10 | 270842142 |
11 | 12997978a |
12 | 76855426 |
13 | 4415c22c |
14 | 27d83594 |
15 | 18b9e7cc |
hex | 1024b91e |
270842142 has 16 divisors (see below), whose sum is σ = 542414592. Its totient is φ = 90159000.
The previous prime is 270842123. The next prime is 270842161. The reversal of 270842142 is 241248072.
It is an interprime number because it is at equal distance from previous prime (270842123) and next prime (270842161).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25548 + ... + 34559.
It is an arithmetic number, because the mean of its divisors is an integer number (33900912).
Almost surely, 2270842142 is an apocalyptic number.
270842142 is an abundant number, since it is smaller than the sum of its proper divisors (271572450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270842142 is a wasteful number, since it uses less digits than its factorization.
270842142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60863.
The product of its (nonzero) digits is 7168, while the sum is 30.
The square root of 270842142 is about 16457.2823394387. The cubic root of 270842142 is about 647.0016873299.
It can be divided in two parts, 2708 and 42142, that added together give a triangular number (44850 = T299).
The spelling of 270842142 in words is "two hundred seventy million, eight hundred forty-two thousand, one hundred forty-two".
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