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4555742143 = 82910195393
BaseRepresentation
bin1000011111000101…
…10001101110111111
3102202111102200100111
410033202301232333
533312232222033
62032021210451
7220616112031
oct41742615677
912674380314
104555742143
111a28663557
12a71860a27
13577ac2714
14313099c51
151b9e4e7cd
hex10f8b1bbf

4555742143 has 8 divisors (see below), whose sum is σ = 4566560400. Its totient is φ = 4544938368.

The previous prime is 4555742141. The next prime is 4555742173. The reversal of 4555742143 is 3412475554.

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 4555742143 - 21 = 4555742141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4555742096 and 4555742105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555742141) 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, 842055 + ... + 847447.

It is an arithmetic number, because the mean of its divisors is an integer number (570820050).

Almost surely, 24555742143 is an apocalyptic number.

4555742143 is a deficient number, since it is larger than the sum of its proper divisors (10818257).

4555742143 is a wasteful number, since it uses less digits than its factorization.

4555742143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7241.

The product of its digits is 336000, while the sum is 40.

The square root of 4555742143 is about 67496.2379914614. The cubic root of 4555742143 is about 1657.7525766695.

The spelling of 4555742143 in words is "four billion, five hundred fifty-five million, seven hundred forty-two thousand, one hundred forty-three".

Divisors: 1 829 1019 5393 844751 4470797 5495467 4555742143