Base | Representation |
---|---|
bin | 1000010001011000000… |
… | …1001110110101000001 |
3 | 111120210102111202002121 |
4 | 2010112001032311001 |
5 | 4312011423424101 |
6 | 145140435444241 |
7 | 13160311323616 |
oct | 2042601166501 |
9 | 446712452077 |
10 | 142103342401 |
11 | 552a16a5449 |
12 | 2365a156681 |
13 | 105285802b7 |
14 | 6c40b0850d |
15 | 3a6a6e90a1 |
hex | 211604ed41 |
142103342401 has 4 divisors (see below), whose sum is σ = 143407042900. Its totient is φ = 140799641904.
The previous prime is 142103342389. The next prime is 142103342443. The reversal of 142103342401 is 104243301241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104243301241 = 19 ⋅5486489539.
It can be written as a sum of positive squares in 2 ways, for example, as 100981586176 + 41121756225 = 317776^2 + 202785^2 .
It is a cyclic number.
It is not a de Polignac number, because 142103342401 - 25 = 142103342369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142103342501) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651850086 + ... + 651850303.
It is an arithmetic number, because the mean of its divisors is an integer number (35851760725).
Almost surely, 2142103342401 is an apocalyptic number.
It is an amenable number.
142103342401 is a deficient number, since it is larger than the sum of its proper divisors (1303700499).
142103342401 is a wasteful number, since it uses less digits than its factorization.
142103342401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1303700498.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 142103342401 its reverse (104243301241), we get a palindrome (246346643642).
The spelling of 142103342401 in words is "one hundred forty-two billion, one hundred three million, three hundred forty-two thousand, four hundred one".
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