Base | Representation |
---|---|
bin | 10001000001011… |
… | …10110110110111 |
3 | 100221200220101120 |
4 | 20200232312313 |
5 | 243024021023 |
6 | 22100355023 |
7 | 3352523316 |
oct | 1040566667 |
9 | 327626346 |
10 | 142798263 |
11 | 736734a3 |
12 | 3b9a5a73 |
13 | 23779c1a |
14 | 14d7227d |
15 | c80a8e3 |
hex | 882edb7 |
142798263 has 8 divisors (see below), whose sum is σ = 192691968. Its totient is φ = 94051704.
The previous prime is 142798261. The next prime is 142798297. The reversal of 142798263 is 362897241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142798263 - 21 = 142798261 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142798261) 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, 286495 + ... + 286992.
It is an arithmetic number, because the mean of its divisors is an integer number (24086496).
Almost surely, 2142798263 is an apocalyptic number.
142798263 is a deficient number, since it is larger than the sum of its proper divisors (49893705).
142798263 is an equidigital number, since it uses as much as digits as its factorization.
142798263 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 573573.
The product of its digits is 145152, while the sum is 42.
The square root of 142798263 is about 11949.8227183503. The cubic root of 142798263 is about 522.6861289062.
The spelling of 142798263 in words is "one hundred forty-two million, seven hundred ninety-eight thousand, two hundred sixty-three".
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