Base | Representation |
---|---|
bin | 1000010010100011110… |
… | …1011110010000110100 |
3 | 111121121120110201200221 |
4 | 2010220331132100310 |
5 | 4313134301433043 |
6 | 145232150544124 |
7 | 13201220403202 |
oct | 2045075362064 |
9 | 447546421627 |
10 | 142421124148 |
11 | 55445014596 |
12 | 23728668044 |
13 | 10579365934 |
14 | 6c70dca072 |
15 | 3a8856b8ed |
hex | 2128f5e434 |
142421124148 has 24 divisors (see below), whose sum is σ = 254638992384. Its totient is φ = 69668306400.
The previous prime is 142421124137. The next prime is 142421124149. The reversal of 142421124148 is 841421124241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142421124149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340918 + ... + 633298.
It is an arithmetic number, because the mean of its divisors is an integer number (10609958016).
Almost surely, 2142421124148 is an apocalyptic number.
It is an amenable number.
142421124148 is a deficient number, since it is larger than the sum of its proper divisors (112217868236).
142421124148 is a wasteful number, since it uses less digits than its factorization.
142421124148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295023 (or 295021 counting only the distinct ones).
The product of its digits is 16384, while the sum is 34.
Adding to 142421124148 its reverse (841421124241), we get a palindrome (983842248389).
The spelling of 142421124148 in words is "one hundred forty-two billion, four hundred twenty-one million, one hundred twenty-four thousand, one hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •