Base | Representation |
---|---|
bin | 10001000000001… |
… | …10001001011010 |
3 | 100221101102122200 |
4 | 20200012021122 |
5 | 243003202024 |
6 | 22053031030 |
7 | 3351230214 |
oct | 1040061132 |
9 | 327342580 |
10 | 142631514 |
11 | 7356a193 |
12 | 3b925476 |
13 | 2371c05c |
14 | 14d2b5b4 |
15 | c7c62c9 |
hex | 880625a |
142631514 has 48 divisors (see below), whose sum is σ = 314714400. Its totient is φ = 46679328.
The previous prime is 142631507. The next prime is 142631549. The reversal of 142631514 is 415136241.
It is a happy number.
142631514 is a `hidden beast` number, since 14 + 2 + 631 + 5 + 14 = 666.
142631514 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 272457 + ... + 272979.
It is an arithmetic number, because the mean of its divisors is an integer number (6556550).
Almost surely, 2142631514 is an apocalyptic number.
142631514 is an abundant number, since it is smaller than the sum of its proper divisors (172082886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142631514 is a wasteful number, since it uses less digits than its factorization.
142631514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 779 (or 776 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 142631514 is about 11942.8436312295. The cubic root of 142631514 is about 522.4825985673.
Adding to 142631514 its reverse (415136241), we get a palindrome (557767755).
The spelling of 142631514 in words is "one hundred forty-two million, six hundred thirty-one thousand, five hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.117 sec. • engine limits •