Base | Representation |
---|---|
bin | 1000010010100100100… |
… | …1010111001111110100 |
3 | 111121121210100002102002 |
4 | 2010221021113033310 |
5 | 4313141101204030 |
6 | 145232341434432 |
7 | 13201256034506 |
oct | 2045111271764 |
9 | 447553302362 |
10 | 142424241140 |
11 | 55446853415 |
12 | 2372970ba18 |
13 | 10579bb75cc |
14 | 6c7159bd76 |
15 | 3a88985245 |
hex | 21292573f4 |
142424241140 has 24 divisors (see below), whose sum is σ = 299110577640. Its totient is φ = 56965949568.
The previous prime is 142424241109. The next prime is 142424241217. The reversal of 142424241140 is 41142424241.
It can be written as a sum of positive squares in 4 ways, for example, as 15286355044 + 127137886096 = 123638^2 + 356564^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88346 + ... + 540974.
It is an arithmetic number, because the mean of its divisors is an integer number (12462940735).
Almost surely, 2142424241140 is an apocalyptic number.
142424241140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142424241140 is an abundant number, since it is smaller than the sum of its proper divisors (156686336500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142424241140 is a wasteful number, since it uses less digits than its factorization.
142424241140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 468371 (or 468369 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 29.
Adding to 142424241140 its reverse (41142424241), we get a palindrome (183566665381).
The spelling of 142424241140 in words is "one hundred forty-two billion, four hundred twenty-four million, two hundred forty-one thousand, one hundred forty".
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