Base | Representation |
---|---|
bin | 1000010010001011100… |
… | …0101001011001000111 |
3 | 111121100110200020011221 |
4 | 2010202320221121013 |
5 | 4312432203230334 |
6 | 145214110141211 |
7 | 13165542126601 |
oct | 2044270513107 |
9 | 447313606157 |
10 | 142319195719 |
11 | 553a2526218 |
12 | 236ba4b1807 |
13 | 105611c845c |
14 | 6c61656171 |
15 | 3a7e6358b4 |
hex | 2122e29647 |
142319195719 has 8 divisors (see below), whose sum is σ = 143285190048. Its totient is φ = 141355176480.
The previous prime is 142319195693. The next prime is 142319195729. The reversal of 142319195719 is 917591913241.
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 142319195719 - 217 = 142319064647 is a prime.
It is a super-2 number, since 2×1423191957192 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142319195729) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349027 + ... + 637540.
It is an arithmetic number, because the mean of its divisors is an integer number (17910648756).
Almost surely, 2142319195719 is an apocalyptic number.
142319195719 is a deficient number, since it is larger than the sum of its proper divisors (965994329).
142319195719 is an equidigital number, since it uses as much as digits as its factorization.
142319195719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 987545.
The product of its digits is 612360, while the sum is 52.
The spelling of 142319195719 in words is "one hundred forty-two billion, three hundred nineteen million, one hundred ninety-five thousand, seven hundred nineteen".
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