Base | Representation |
---|---|
bin | 1000010100100111010… |
… | …1101111101010001111 |
3 | 111200001000110001011002 |
4 | 2011021311233222033 |
5 | 4320302010341013 |
6 | 145403014050515 |
7 | 13220666202245 |
oct | 2051165575217 |
9 | 450030401132 |
10 | 142972746383 |
11 | 556a842a535 |
12 | 23861349a3b |
13 | 1063672361c |
14 | 6cc437c795 |
15 | 3abbbd0358 |
hex | 2149d6fa8f |
142972746383 has 16 divisors (see below), whose sum is σ = 144981894624. Its totient is φ = 140975493120.
The previous prime is 142972746379. The next prime is 142972746403. The reversal of 142972746383 is 383647279241.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 142972746383 - 22 = 142972746379 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142972746583) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38670791 + ... + 38674487.
It is an arithmetic number, because the mean of its divisors is an integer number (9061368414).
Almost surely, 2142972746383 is an apocalyptic number.
142972746383 is a deficient number, since it is larger than the sum of its proper divisors (2009148241).
142972746383 is an equidigital number, since it uses as much as digits as its factorization.
142972746383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5162.
The product of its digits is 12192768, while the sum is 56.
The spelling of 142972746383 in words is "one hundred forty-two billion, nine hundred seventy-two million, seven hundred forty-six thousand, three hundred eighty-three".
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