Base | Representation |
---|---|
bin | 10000111011100… |
… | …11001001001000 |
3 | 100220020211200120 |
4 | 20131303021020 |
5 | 242324420014 |
6 | 22032103240 |
7 | 3343141560 |
oct | 1035631110 |
9 | 326224616 |
10 | 142029384 |
11 | 73198862 |
12 | 3b694b20 |
13 | 2356ac73 |
14 | 14c11da0 |
15 | c707ba9 |
hex | 8773248 |
142029384 has 128 divisors (see below), whose sum is σ = 423824640. Its totient is φ = 38817792.
The previous prime is 142029379. The next prime is 142029401. The reversal of 142029384 is 483920241.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 453612 + ... + 453924.
It is an arithmetic number, because the mean of its divisors is an integer number (3311130).
Almost surely, 2142029384 is an apocalyptic number.
142029384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142029384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211912320).
142029384 is an abundant number, since it is smaller than the sum of its proper divisors (281795256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142029384 is a wasteful number, since it uses less digits than its factorization.
142029384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439 (or 435 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 142029384 is about 11917.6081492890. The cubic root of 142029384 is about 521.7463279128.
The spelling of 142029384 in words is "one hundred forty-two million, twenty-nine thousand, three hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •