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4286538143 = 60115794517
BaseRepresentation
bin1111111101111111…
…0110000110011111
3102001201212200212222
43333133312012133
532234323210033
61545203215555
7211136654516
oct37737660637
912051780788
104286538143
1118aa703608
129b76775bb
135340b8004
142c942167d
151a14c5598
hexff7f619f

4286538143 has 8 divisors (see below), whose sum is σ = 4297340880. Its totient is φ = 4275748800.

The previous prime is 4286538107. The next prime is 4286538161. The reversal of 4286538143 is 3418356824.

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 4286538143 - 26 = 4286538079 is a prime.

It is a super-3 number, since 3×42865381433 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4286538094 and 4286538103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4286538943) 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, 946721 + ... + 951237.

It is an arithmetic number, because the mean of its divisors is an integer number (537167610).

Almost surely, 24286538143 is an apocalyptic number.

4286538143 is a deficient number, since it is larger than the sum of its proper divisors (10802737).

4286538143 is a wasteful number, since it uses less digits than its factorization.

4286538143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697.

The product of its digits is 552960, while the sum is 44.

The square root of 4286538143 is about 65471.6590823846. The cubic root of 4286538143 is about 1624.4345984689.

The spelling of 4286538143 in words is "four billion, two hundred eighty-six million, five hundred thirty-eight thousand, one hundred forty-three".

Divisors: 1 601 1579 4517 948979 2714717 7132343 4286538143