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5072031 = 33199887
BaseRepresentation
bin10011010110010010011111
3100112200112000
4103112102133
52244301111
6300413343
761053156
oct23262237
910480460
105072031
112954768
121847253
131087803
1496059d
156a2c56
hex4d649f

5072031 has 16 divisors (see below), whose sum is σ = 7910400. Its totient is φ = 3203064.

The previous prime is 5071973. The next prime is 5072057. The reversal of 5072031 is 1302705.

It is not a de Polignac number, because 5072031 - 27 = 5071903 is a prime.

It is a super-2 number, since 2×50720312 = 51450996929922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5071995 and 5072013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5072531) 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 15 ways as a sum of consecutive naturals, for example, 4431 + ... + 5456.

It is an arithmetic number, because the mean of its divisors is an integer number (494400).

Almost surely, 25072031 is an apocalyptic number.

5072031 is a deficient number, since it is larger than the sum of its proper divisors (2838369).

5072031 is a wasteful number, since it uses less digits than its factorization.

5072031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915 (or 9909 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 5072031 is about 2252.1170040653. The cubic root of 5072031 is about 171.8148245983.

Adding to 5072031 its reverse (1302705), we get a palindrome (6374736).

The spelling of 5072031 in words is "five million, seventy-two thousand, thirty-one".

Divisors: 1 3 9 19 27 57 171 513 9887 29661 88983 187853 266949 563559 1690677 5072031