Base | Representation |
---|---|
bin | 1000010001110100110… |
… | …1100101111110110111 |
3 | 111121002211120222102011 |
4 | 2010131031211332313 |
5 | 4312233322222404 |
6 | 145200430225051 |
7 | 13163305152526 |
oct | 2043515457667 |
9 | 447084528364 |
10 | 142224023479 |
11 | 5535383197a |
12 | 23692655187 |
13 | 10547585215 |
14 | 6c52b604bd |
15 | 3a760d6604 |
hex | 211d365fb7 |
142224023479 has 2 divisors, whose sum is σ = 142224023480. Its totient is φ = 142224023478.
The previous prime is 142224023429. The next prime is 142224023497. The reversal of 142224023479 is 974320422241.
Together with next prime (142224023497) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 142224023479 - 213 = 142224015287 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (142224023429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71112011739 + 71112011740.
It is an arithmetic number, because the mean of its divisors is an integer number (71112011740).
Almost surely, 2142224023479 is an apocalyptic number.
142224023479 is a deficient number, since it is larger than the sum of its proper divisors (1).
142224023479 is an equidigital number, since it uses as much as digits as its factorization.
142224023479 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 193536, while the sum is 40.
The spelling of 142224023479 in words is "one hundred forty-two billion, two hundred twenty-four million, twenty-three thousand, four hundred seventy-nine".
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