Base | Representation |
---|---|
bin | 1000010010101000010… |
… | …1111101100011000100 |
3 | 111121122220020011020200 |
4 | 2010222011331203010 |
5 | 4313204133023120 |
6 | 145234110130500 |
7 | 13201541046126 |
oct | 2045205754304 |
9 | 447586204220 |
10 | 142440126660 |
11 | 55454813447 |
12 | 23732ab0a30 |
13 | 1058028a020 |
14 | 6c73735216 |
15 | 3a8a071e90 |
hex | 212a17d8c4 |
142440126660 has 144 divisors (see below), whose sum is σ = 492675399216. Its totient is φ = 32999694336.
The previous prime is 142440126607. The next prime is 142440126713. The reversal of 142440126660 is 66621044241.
142440126660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (142440126607) and next prime (142440126713).
It can be written as a sum of positive squares in 8 ways, for example, as 6911594496 + 135528532164 = 83136^2 + 368142^2 .
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 47 ways as a sum of consecutive naturals, for example, 1750569 + ... + 1830128.
It is an arithmetic number, because the mean of its divisors is an integer number (3421356939).
Almost surely, 2142440126660 is an apocalyptic number.
142440126660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142440126660 is an abundant number, since it is smaller than the sum of its proper divisors (350235272556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142440126660 is a wasteful number, since it uses less digits than its factorization.
142440126660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3580742 (or 3580737 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The spelling of 142440126660 in words is "one hundred forty-two billion, four hundred forty million, one hundred twenty-six thousand, six hundred sixty".
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