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4908202031 = 21123261621
BaseRepresentation
bin1001001001000110…
…10011100000101111
3110200001122111102102
410210203103200233
540022444431111
62131011445315
7232426012625
oct44443234057
913601574372
104908202031
112099608917
12b4b8b683b
13602b2a475
14347c07515
151dad7213b
hex1248d382f

4908202031 has 4 divisors (see below), whose sum is σ = 4931463864. Its totient is φ = 4884940200.

The previous prime is 4908202027. The next prime is 4908202051. The reversal of 4908202031 is 1302028094.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1302028094 = 2651014047.

It is a cyclic number.

It is not a de Polignac number, because 4908202031 - 22 = 4908202027 is a prime.

It is a super-2 number, since 2×49082020312 = 48180894354225049922, 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 = 4908201985 and 4908202003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4908202051) 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, 11630600 + ... + 11631021.

It is an arithmetic number, because the mean of its divisors is an integer number (1232865966).

Almost surely, 24908202031 is an apocalyptic number.

4908202031 is a deficient number, since it is larger than the sum of its proper divisors (23261833).

4908202031 is a wasteful number, since it uses less digits than its factorization.

4908202031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23261832.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 4908202031 is about 70058.5614396984. The cubic root of 4908202031 is about 1699.4464207930.

The spelling of 4908202031 in words is "four billion, nine hundred eight million, two hundred two thousand, thirty-one".

Divisors: 1 211 23261621 4908202031