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4144210031 = 13318785387
BaseRepresentation
bin1111011100000011…
…1010000001101111
3101200211001200102102
43313000322001233
531441404210111
61523120445315
7204461126663
oct36700720157
911624050372
104144210031
111837331375
12977a7983b
135107740b0
142b45728a3
15193c5e13b
hexf703a06f

4144210031 has 4 divisors (see below), whose sum is σ = 4462995432. Its totient is φ = 3825424632.

The previous prime is 4144209991. The next prime is 4144210039. The reversal of 4144210031 is 1300124414.

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 4144210031 - 26 = 4144209967 is a prime.

It is a super-2 number, since 2×41442100312 = 34348953562082041922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4144209985 and 4144210012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144210039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159392681 + ... + 159392706.

It is an arithmetic number, because the mean of its divisors is an integer number (1115748858).

Almost surely, 24144210031 is an apocalyptic number.

4144210031 is a deficient number, since it is larger than the sum of its proper divisors (318785401).

4144210031 is a wasteful number, since it uses less digits than its factorization.

4144210031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318785400.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4144210031 is about 64375.5390734711. The cubic root of 4144210031 is about 1606.2528793904.

Adding to 4144210031 its reverse (1300124414), we get a palindrome (5444334445).

The spelling of 4144210031 in words is "four billion, one hundred forty-four million, two hundred ten thousand, thirty-one".

Divisors: 1 13 318785387 4144210031