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3001001431 = 25111956181
BaseRepresentation
bin1011001011011111…
…1010010111010111
321202010220200001011
42302313322113113
522121224021211
61213441513051
7134240043211
oct26267722727
97663820034
103001001431
1112aaa9487a
126b9042787
1338a9752bc
142067c75b1
151286e0921
hexb2dfa5d7

3001001431 has 4 divisors (see below), whose sum is σ = 3012957864. Its totient is φ = 2989045000.

The previous prime is 3001001411. The next prime is 3001001441. The reversal of 3001001431 is 1341001003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3001001431 - 213 = 3000993239 is a prime.

It is a super-2 number, since 2×30010014312 = 18012019177728095522, which 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 (3001001411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5977840 + ... + 5978341.

It is an arithmetic number, because the mean of its divisors is an integer number (753239466).

Almost surely, 23001001431 is an apocalyptic number.

3001001431 is a deficient number, since it is larger than the sum of its proper divisors (11956433).

3001001431 is a wasteful number, since it uses less digits than its factorization.

3001001431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11956432.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3001001431 is about 54781.3967602141. The cubic root of 3001001431 is about 1442.4100317241.

Adding to 3001001431 its reverse (1341001003), we get a palindrome (4342002434).

The spelling of 3001001431 in words is "three billion, one million, one thousand, four hundred thirty-one".

Divisors: 1 251 11956181 3001001431