Base | Representation |
---|---|
bin | 1000010010000000011… |
… | …0001010001101100011 |
3 | 111121020012122002021010 |
4 | 2010200012022031203 |
5 | 4312333214000441 |
6 | 145205315232003 |
7 | 13164433333524 |
oct | 2044006121543 |
9 | 447205562233 |
10 | 142272406371 |
11 | 55379078737 |
12 | 236a68a8603 |
13 | 105545c5554 |
14 | 6c5935684b |
15 | 3a7a492116 |
hex | 212018a363 |
142272406371 has 4 divisors (see below), whose sum is σ = 189696541832. Its totient is φ = 94848270912.
The previous prime is 142272406357. The next prime is 142272406379. The reversal of 142272406371 is 173604272241.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 142272406371 - 218 = 142272144227 is a prime.
It is a super-2 number, since 2×1422724063712 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142272406379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23712067726 + ... + 23712067731.
It is an arithmetic number, because the mean of its divisors is an integer number (47424135458).
Almost surely, 2142272406371 is an apocalyptic number.
142272406371 is a deficient number, since it is larger than the sum of its proper divisors (47424135461).
142272406371 is an equidigital number, since it uses as much as digits as its factorization.
142272406371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47424135460.
The product of its (nonzero) digits is 112896, while the sum is 39.
The spelling of 142272406371 in words is "one hundred forty-two billion, two hundred seventy-two million, four hundred six thousand, three hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •