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3001143423 = 319269195731
BaseRepresentation
bin1011001011100001…
…1101000001111111
321202011011212211010
42302320131001333
522121243042143
61213444530303
7134241204165
oct26270350177
97664155733
103001143423
111300081523
126b90b0993
1338a9c4b15
14206823235
1512871ca33
hexb2e1d07f

3001143423 has 16 divisors (see below), whose sum is σ = 4227811200. Its totient is φ = 1888403040.

The previous prime is 3001143407. The next prime is 3001143479. The reversal of 3001143423 is 3243411003.

It is not a de Polignac number, because 3001143423 - 24 = 3001143407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3001143423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3001143823) 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, 82533 + ... + 113198.

It is an arithmetic number, because the mean of its divisors is an integer number (264238200).

Almost surely, 23001143423 is an apocalyptic number.

3001143423 is a deficient number, since it is larger than the sum of its proper divisors (1226667777).

3001143423 is a wasteful number, since it uses less digits than its factorization.

3001143423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196022.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3001143423 is about 54782.6927322854. The cubic root of 3001143423 is about 1442.4327805142.

Adding to 3001143423 its reverse (3243411003), we get a palindrome (6244554426).

The spelling of 3001143423 in words is "three billion, one million, one hundred forty-three thousand, four hundred twenty-three".

Divisors: 1 3 19 57 269 807 5111 15333 195731 587193 3718889 11156667 52651639 157954917 1000381141 3001143423