Base | Representation |
---|---|
bin | 10001000010000… |
… | …00011101100011 |
3 | 100221211120022020 |
4 | 20201000131203 |
5 | 243033322441 |
6 | 22102112523 |
7 | 3353243460 |
oct | 1041003543 |
9 | 327746266 |
10 | 142870371 |
11 | 73712696 |
12 | 3ba1b743 |
13 | 237a39a7 |
14 | 14d90667 |
15 | c821e66 |
hex | 8840763 |
142870371 has 8 divisors (see below), whose sum is σ = 217707264. Its totient is φ = 81640200.
The previous prime is 142870361. The next prime is 142870379. The reversal of 142870371 is 173078241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142870371 - 25 = 142870339 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142870379) 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, 3401655 + ... + 3401696.
It is an arithmetic number, because the mean of its divisors is an integer number (27213408).
Almost surely, 2142870371 is an apocalyptic number.
142870371 is a deficient number, since it is larger than the sum of its proper divisors (74836893).
142870371 is an equidigital number, since it uses as much as digits as its factorization.
142870371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6803361.
The product of its (nonzero) digits is 9408, while the sum is 33.
The square root of 142870371 is about 11952.8394534521. The cubic root of 142870371 is about 522.7740933496.
The spelling of 142870371 in words is "one hundred forty-two million, eight hundred seventy thousand, three hundred seventy-one".
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