Base | Representation |
---|---|
bin | 10010111001000011… |
… | …00101011011111011 |
3 | 222011211102022020011 |
4 | 21130201211123323 |
5 | 131232403230210 |
6 | 4354223242351 |
7 | 506222432164 |
oct | 113441453373 |
9 | 28154368204 |
10 | 10142242555 |
11 | 4335038a45 |
12 | 1b707493b7 |
13 | c58301473 |
14 | 6c2dcc76b |
15 | 3e5608d8a |
hex | 25c8656fb |
10142242555 has 4 divisors (see below), whose sum is σ = 12170691072. Its totient is φ = 8113794040.
The previous prime is 10142242501. The next prime is 10142242637. The reversal of 10142242555 is 55524224101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55524224101 = 6967 ⋅7969603.
It is a de Polignac number, because none of the positive numbers 2k-10142242555 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014224251 + ... + 1014224260.
It is an arithmetic number, because the mean of its divisors is an integer number (3042672768).
Almost surely, 210142242555 is an apocalyptic number.
10142242555 is a deficient number, since it is larger than the sum of its proper divisors (2028448517).
10142242555 is an equidigital number, since it uses as much as digits as its factorization.
10142242555 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2028448516.
The product of its (nonzero) digits is 16000, while the sum is 31.
Adding to 10142242555 its reverse (55524224101), we get a palindrome (65666466656).
The spelling of 10142242555 in words is "ten billion, one hundred forty-two million, two hundred forty-two thousand, five hundred fifty-five".
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