Base | Representation |
---|---|
bin | 10001000010100… |
… | …00111010010110 |
3 | 100221221222201202 |
4 | 20201100322112 |
5 | 243043002000 |
6 | 22103352502 |
7 | 3353644064 |
oct | 1041207226 |
9 | 327858652 |
10 | 142937750 |
11 | 7375927a |
12 | 3ba52732 |
13 | 237c8567 |
14 | 14dab034 |
15 | c836dd5 |
hex | 8850e96 |
142937750 has 16 divisors (see below), whose sum is σ = 267579936. Its totient is φ = 57175000.
The previous prime is 142937713. The next prime is 142937783. The reversal of 142937750 is 57739241.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285626 + ... + 286125.
It is an arithmetic number, because the mean of its divisors is an integer number (16723746).
Almost surely, 2142937750 is an apocalyptic number.
142937750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142937750 is a deficient number, since it is larger than the sum of its proper divisors (124642186).
142937750 is an equidigital number, since it uses as much as digits as its factorization.
142937750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 571768 (or 571758 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 38.
The square root of 142937750 is about 11955.6576565240. The cubic root of 142937750 is about 522.8562621471.
The spelling of 142937750 in words is "one hundred forty-two million, nine hundred thirty-seven thousand, seven hundred fifty".
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