Base | Representation |
---|---|
bin | 1000010001000100010… |
… | …1000000000000110010 |
3 | 111120120122112002011020 |
4 | 2010101011000000302 |
5 | 4311324213203320 |
6 | 145124315000310 |
7 | 13155253600131 |
oct | 2042105000062 |
9 | 446518462136 |
10 | 142020444210 |
11 | 55259924847 |
12 | 23636439096 |
13 | 10514346a08 |
14 | 6c33ac9918 |
15 | 3a632c1940 |
hex | 2111140032 |
142020444210 has 16 divisors (see below), whose sum is σ = 340849066176. Its totient is φ = 37872118448.
The previous prime is 142020444191. The next prime is 142020444211. The reversal of 142020444210 is 12444020241.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (142020444211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2367007374 + ... + 2367007433.
It is an arithmetic number, because the mean of its divisors is an integer number (21303066636).
Almost surely, 2142020444210 is an apocalyptic number.
142020444210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142020444210 is an abundant number, since it is smaller than the sum of its proper divisors (198828621966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142020444210 is a wasteful number, since it uses less digits than its factorization.
142020444210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4734014817.
The product of its (nonzero) digits is 2048, while the sum is 24.
Adding to 142020444210 its reverse (12444020241), we get a palindrome (154464464451).
The spelling of 142020444210 in words is "one hundred forty-two billion, twenty million, four hundred forty-four thousand, two hundred ten".
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