Base | Representation |
---|---|
bin | 10000111111100… |
… | …00011000100111 |
3 | 100221012220101020 |
4 | 20133300120213 |
5 | 242442324000 |
6 | 22051102223 |
7 | 3350406303 |
oct | 1037603047 |
9 | 327186336 |
10 | 142542375 |
11 | 73509218 |
12 | 3b8a1973 |
13 | 236ba601 |
14 | 14d06d03 |
15 | c7a9ba0 |
hex | 87f0627 |
142542375 has 32 divisors (see below), whose sum is σ = 237961152. Its totient is φ = 75776000.
The previous prime is 142542347. The next prime is 142542403. The reversal of 142542375 is 573245241.
142542375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (142542347) and next prime (142542403).
It is not a de Polignac number, because 142542375 - 211 = 142540327 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222055 + ... + 222695.
It is an arithmetic number, because the mean of its divisors is an integer number (7436286).
Almost surely, 2142542375 is an apocalyptic number.
142542375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142542375 is a deficient number, since it is larger than the sum of its proper divisors (95418777).
142542375 is an equidigital number, since it uses as much as digits as its factorization.
142542375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1252 (or 1242 counting only the distinct ones).
The product of its digits is 33600, while the sum is 33.
The square root of 142542375 is about 11939.1111478200. Note that the first 4 decimals coincide. The cubic root of 142542375 is about 522.3737322992.
The spelling of 142542375 in words is "one hundred forty-two million, five hundred forty-two thousand, three hundred seventy-five".
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