Base | Representation |
---|---|
bin | 1000010011001011100… |
… | …0110111101100110001 |
3 | 111122001011220010210022 |
4 | 2010302320313230301 |
5 | 4314004422033102 |
6 | 145300501013225 |
7 | 13205312236241 |
oct | 2046270675461 |
9 | 448034803708 |
10 | 142587689777 |
11 | 55520040835 |
12 | 237743b4215 |
13 | 105a4a14990 |
14 | 6c89187b21 |
15 | 3a97ebe5a2 |
hex | 2132e37b31 |
142587689777 has 8 divisors (see below), whose sum is σ = 153733918464. Its totient is φ = 131466881808.
The previous prime is 142587689773. The next prime is 142587689833. The reversal of 142587689777 is 777986785241.
It is a happy number.
142587689777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 142587689777 - 22 = 142587689773 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142587689777.
It is not an unprimeable number, because it can be changed into a prime (142587689773) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 6343523 + ... + 6365960.
It is an arithmetic number, because the mean of its divisors is an integer number (19216739808).
Almost surely, 2142587689777 is an apocalyptic number.
It is an amenable number.
142587689777 is a deficient number, since it is larger than the sum of its proper divisors (11146228687).
142587689777 is a wasteful number, since it uses less digits than its factorization.
142587689777 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12710359.
The product of its digits is 331914240, while the sum is 71.
The spelling of 142587689777 in words is "one hundred forty-two billion, five hundred eighty-seven million, six hundred eighty-nine thousand, seven hundred seventy-seven".
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