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6040040 = 235314871
BaseRepresentation
bin10111000010100111101000
3102100212101012
4113002213220
53021240130
6333243052
7102224306
oct27024750
912325335
106040040
113455a76
122033488
1313362b6
14b33276
157e4995
hex5c29e8

6040040 has 32 divisors (see below), whose sum is σ = 14031360. Its totient is φ = 2337600.

The previous prime is 6040019. The next prime is 6040061. The reversal of 6040040 is 400406.

Adding to 6040040 its reverse (400406), we get a palindrome (6440446).

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6040019) and next prime (6040061).

It is a junction number, because it is equal to n+sod(n) for n = 6039997 and 6040024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196 + ... + 3675.

It is an arithmetic number, because the mean of its divisors is an integer number (438480).

Almost surely, 26040040 is an apocalyptic number.

It is an amenable number.

6040040 is an abundant number, since it is smaller than the sum of its proper divisors (7991320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6040040 is a wasteful number, since it uses less digits than its factorization.

6040040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913 (or 4909 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 6040040 is about 2457.6492833600. The cubic root of 6040040 is about 182.1153718436.

The spelling of 6040040 in words is "six million, forty thousand, forty", and thus it is an eban number.

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 4871 9742 19484 24355 38968 48710 97420 151001 194840 302002 604004 755005 1208008 1510010 3020020 6040040