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3056031 = 321130869
BaseRepresentation
bin1011101010000110011111
312202021002100
423222012133
51240243111
6145300143
734655466
oct13520637
95667070
103056031
1117a8050
121034653
13830004
145979dd
15405756
hex2ea19f

3056031 has 12 divisors (see below), whose sum is σ = 4815720. Its totient is φ = 1852080.

The previous prime is 3055973. The next prime is 3056041. The reversal of 3056031 is 1306503.

It is not a de Polignac number, because 3056031 - 29 = 3055519 is a prime.

It is a super-3 number, since 3×30560313 = 85623804493375433373, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 3055995 and 3056013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3056041) 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 11 ways as a sum of consecutive naturals, for example, 15336 + ... + 15533.

It is an arithmetic number, because the mean of its divisors is an integer number (401310).

Almost surely, 23056031 is an apocalyptic number.

3056031 is a deficient number, since it is larger than the sum of its proper divisors (1759689).

3056031 is a wasteful number, since it uses less digits than its factorization.

3056031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30886 (or 30883 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 3056031 is about 1748.1507372078. The cubic root of 3056031 is about 145.1173208239.

It can be divided in two parts, 305 and 6031, that added together give a palindrome (6336).

The spelling of 3056031 in words is "three million, fifty-six thousand, thirty-one".

Divisors: 1 3 9 11 33 99 30869 92607 277821 339559 1018677 3056031