Base | Representation |
---|---|
bin | 1000010010100000000… |
… | …0111011010111001011 |
3 | 111121120110121100222011 |
4 | 2010220000323113023 |
5 | 4313121221040210 |
6 | 145230422440351 |
7 | 13200635450266 |
oct | 2045000732713 |
9 | 447513540864 |
10 | 142405252555 |
11 | 55437063a75 |
12 | 237232930b7 |
13 | 10575c99667 |
14 | 6c6cc57cdd |
15 | 3a86e83d8a |
hex | 212803b5cb |
142405252555 has 8 divisors (see below), whose sum is σ = 171393386112. Its totient is φ = 113586146688.
The previous prime is 142405252543. The next prime is 142405252573. The reversal of 142405252555 is 555252504241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142405252555 - 25 = 142405252523 is a prime.
It is a Duffinian 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, 42255067 + ... + 42258436.
It is an arithmetic number, because the mean of its divisors is an integer number (21424173264).
Almost surely, 2142405252555 is an apocalyptic number.
142405252555 is a deficient number, since it is larger than the sum of its proper divisors (28988133557).
142405252555 is an equidigital number, since it uses as much as digits as its factorization.
142405252555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84513845.
The product of its (nonzero) digits is 400000, while the sum is 40.
Adding to 142405252555 its reverse (555252504241), we get a palindrome (697657756796).
The spelling of 142405252555 in words is "one hundred forty-two billion, four hundred five million, two hundred fifty-two thousand, five hundred fifty-five".
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