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4220140013 = 4398142791
BaseRepresentation
bin1111101110001010…
…0011100111101101
3101220002221022202222
43323202203213231
532120323440023
61534432125125
7206402412125
oct37342434755
911802838688
104220140013
111876182721
129993967a5
1352340aa8b
142c0699c85
1519a75bcc8
hexfb8a39ed

4220140013 has 4 divisors (see below), whose sum is σ = 4318282848. Its totient is φ = 4121997180.

The previous prime is 4220140009. The next prime is 4220140033. The reversal of 4220140013 is 3100410224.

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 4220140013 - 22 = 4220140009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4220139973 and 4220140000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220140033) 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, 49071353 + ... + 49071438.

It is an arithmetic number, because the mean of its divisors is an integer number (1079570712).

Almost surely, 24220140013 is an apocalyptic number.

4220140013 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

4220140013 is a deficient number, since it is larger than the sum of its proper divisors (98142835).

4220140013 is an equidigital number, since it uses as much as digits as its factorization.

4220140013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98142834.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4220140013 is about 64962.6047276431. The cubic root of 4220140013 is about 1616.0034612801.

Adding to 4220140013 its reverse (3100410224), we get a palindrome (7320550237).

The spelling of 4220140013 in words is "four billion, two hundred twenty million, one hundred forty thousand, thirteen".

Divisors: 1 43 98142791 4220140013