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3431114021 = 19917241779
BaseRepresentation
bin1100110010000010…
…1010010100100101
322212010020122121002
43030200222110211
524011331122041
61324244403045
7151011662606
oct31440522445
98763218532
103431114021
111500857825
127b90a6485
13428acabaa
14247989dad
1515135159b
hexcc82a525

3431114021 has 4 divisors (see below), whose sum is σ = 3448356000. Its totient is φ = 3413872044.

The previous prime is 3431113997. The next prime is 3431114023. The reversal of 3431114021 is 1204111343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3431114021 - 218 = 3430851877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3431113984 and 3431114002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431114023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8620691 + ... + 8621088.

It is an arithmetic number, because the mean of its divisors is an integer number (862089000).

Almost surely, 23431114021 is an apocalyptic number.

It is an amenable number.

3431114021 is a deficient number, since it is larger than the sum of its proper divisors (17241979).

3431114021 is a wasteful number, since it uses less digits than its factorization.

3431114021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17241978.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 3431114021 is about 58575.7118693405. The cubic root of 3431114021 is about 1508.2675364710.

Adding to 3431114021 its reverse (1204111343), we get a palindrome (4635225364).

The spelling of 3431114021 in words is "three billion, four hundred thirty-one million, one hundred fourteen thousand, twenty-one".

Divisors: 1 199 17241779 3431114021