Base | Representation |
---|---|
bin | 1000010100001000011… |
… | …0110000100011100010 |
3 | 111122200222021200011120 |
4 | 2011002012300203202 |
5 | 4320020301120040 |
6 | 145342100553110 |
7 | 13214532241206 |
oct | 2050206604342 |
9 | 448628250146 |
10 | 142842988770 |
11 | 55641163739 |
12 | 238259b2796 |
13 | 10615891281 |
14 | 6cb1042b06 |
15 | 3ab05ed7d0 |
hex | 21421b08e2 |
142842988770 has 32 divisors (see below), whose sum is σ = 342842673600. Its totient is φ = 38089296960.
The previous prime is 142842988759. The next prime is 142842988793. The reversal of 142842988770 is 77889248241.
It is a super-2 number, since 2×1428429887702 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 441000 + ... + 692940.
It is an arithmetic number, because the mean of its divisors is an integer number (10713833550).
Almost surely, 2142842988770 is an apocalyptic number.
142842988770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142842988770 is an abundant number, since it is smaller than the sum of its proper divisors (199999684830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142842988770 is a wasteful number, since it uses less digits than its factorization.
142842988770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 270850.
The product of its (nonzero) digits is 14450688, while the sum is 60.
The spelling of 142842988770 in words is "one hundred forty-two billion, eight hundred forty-two million, nine hundred eighty-eight thousand, seven hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •