Base | Representation |
---|---|
bin | 10001000010000… |
… | …01000100011110 |
3 | 100221211200201111 |
4 | 20201001010132 |
5 | 243033412422 |
6 | 22102132234 |
7 | 3353253646 |
oct | 1041010436 |
9 | 327750644 |
10 | 142872862 |
11 | 73714550 |
12 | 3ba2107a |
13 | 237a4b72 |
14 | 14d91526 |
15 | c822a77 |
hex | 884111e |
142872862 has 32 divisors (see below), whose sum is σ = 255550464. Its totient is φ = 59145600.
The previous prime is 142872859. The next prime is 142872869. The reversal of 142872862 is 268278241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142872869) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5433 + ... + 17755.
It is an arithmetic number, because the mean of its divisors is an integer number (7985952).
Almost surely, 2142872862 is an apocalyptic number.
142872862 is a deficient number, since it is larger than the sum of its proper divisors (112677602).
142872862 is a wasteful number, since it uses less digits than its factorization.
142872862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12384.
The product of its digits is 86016, while the sum is 40.
The square root of 142872862 is about 11952.9436541799. The cubic root of 142872862 is about 522.7771315879. Note that the first 3 decimals are identical.
The spelling of 142872862 in words is "one hundred forty-two million, eight hundred seventy-two thousand, eight hundred sixty-two".
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