Base | Representation |
---|---|
bin | 100000010111100001111111… |
… | …111111100000000000101000 |
3 | 200200000221221220001210110121 |
4 | 200113201333333200000220 |
5 | 122124314101103124430 |
6 | 1222432435135453024 |
7 | 41661530202046246 |
oct | 4027417777400050 |
9 | 620027856053417 |
10 | 142354543411240 |
11 | 413a424a6424a6 |
12 | 13b71320687174 |
13 | 6157c8bc092b4 |
14 | 2721dd4bb9796 |
15 | 116ce7d333a7a |
hex | 81787ffe0028 |
142354543411240 has 64 divisors (see below), whose sum is σ = 321336629228160. Its totient is φ = 56757133144320.
The previous prime is 142354543411231. The next prime is 142354543411247. The reversal of 142354543411240 is 42114345453241.
It is a super-2 number, since 2×1423545434112402 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (142354543411247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508245474 + ... + 508525486.
It is an arithmetic number, because the mean of its divisors is an integer number (5020884831690).
Almost surely, 2142354543411240 is an apocalyptic number.
142354543411240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142354543411240 is an abundant number, since it is smaller than the sum of its proper divisors (178982085816920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142354543411240 is a wasteful number, since it uses less digits than its factorization.
142354543411240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321202 (or 321198 counting only the distinct ones).
The product of its (nonzero) digits is 921600, while the sum is 43.
Adding to 142354543411240 its reverse (42114345453241), we get a palindrome (184468888864481).
The spelling of 142354543411240 in words is "one hundred forty-two trillion, three hundred fifty-four billion, five hundred forty-three million, four hundred eleven thousand, two hundred forty".
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