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4930933031 = 7169449761
BaseRepresentation
bin1001001011110100…
…00001000100100111
3110201122102100111022
410211322001010213
540044304324111
62133143001355
7233123145023
oct44572010447
913648370438
104930933031
112100423a72
12b5743925b
1360775896b
1434ac43383
151dcd622db
hex125e81127

4930933031 has 4 divisors (see below), whose sum is σ = 5000382864. Its totient is φ = 4861483200.

The previous prime is 4930933027. The next prime is 4930933093. The reversal of 4930933031 is 1303390394.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1303390394 = 2651695197.

It is a cyclic number.

It is not a de Polignac number, because 4930933031 - 22 = 4930933027 is a prime.

It is a super-2 number, since 2×49309330312 = 48628201112413693922, 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 = 4930932982 and 4930933000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4930933831) 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, 34724810 + ... + 34724951.

It is an arithmetic number, because the mean of its divisors is an integer number (1250095716).

Almost surely, 24930933031 is an apocalyptic number.

4930933031 is a deficient number, since it is larger than the sum of its proper divisors (69449833).

4930933031 is an equidigital number, since it uses as much as digits as its factorization.

4930933031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69449832.

The product of its (nonzero) digits is 26244, while the sum is 35.

The square root of 4930933031 is about 70220.6026106299. The cubic root of 4930933031 is about 1702.0658888017.

The spelling of 4930933031 in words is "four billion, nine hundred thirty million, nine hundred thirty-three thousand, thirty-one".

Divisors: 1 71 69449761 4930933031