Base | Representation |
---|---|
bin | 10000111111001… |
… | …01101001100100 |
3 | 100221010200001200 |
4 | 20133211221210 |
5 | 242434422104 |
6 | 22050122500 |
7 | 3350134146 |
oct | 1037455144 |
9 | 327120050 |
10 | 142498404 |
11 | 73489184 |
12 | 3b880430 |
13 | 236a35a9 |
14 | 14cd4c96 |
15 | c79bb39 |
hex | 87e5a64 |
142498404 has 72 divisors (see below), whose sum is σ = 381588480. Its totient is φ = 44712000.
The previous prime is 142498399. The next prime is 142498417. The reversal of 142498404 is 404894241.
142498404 is a `hidden beast` number, since 1 + 4 + 249 + 8 + 404 = 666.
142498404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123229 + ... + 124379.
It is an arithmetic number, because the mean of its divisors is an integer number (5299840).
Almost surely, 2142498404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142498404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190794240).
142498404 is an abundant number, since it is smaller than the sum of its proper divisors (239090076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142498404 is a wasteful number, since it uses less digits than its factorization.
142498404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1361 (or 1356 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The square root of 142498404 is about 11937.2695370424. The cubic root of 142498404 is about 522.3200134019.
The spelling of 142498404 in words is "one hundred forty-two million, four hundred ninety-eight thousand, four hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •