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6060072021 = 319106317053
BaseRepresentation
bin1011010010011010…
…10101110001010101
3120122100002112222220
411221031111301111
544402334301041
62441200212553
7303113522313
oct55115256125
916570075886
106060072021
11262a830893
12121160a159
1375766c743
14416ba90b3
15257051d66
hex169355c55

6060072021 has 8 divisors (see below), whose sum is σ = 8505364320. Its totient is φ = 3827413872.

The previous prime is 6060071987. The next prime is 6060072077. The reversal of 6060072021 is 1202700606.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6060072021 - 29 = 6060071509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6060071982 and 6060072000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6060072521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53158470 + ... + 53158583.

It is an arithmetic number, because the mean of its divisors is an integer number (1063170540).

Almost surely, 26060072021 is an apocalyptic number.

It is an amenable number.

6060072021 is a deficient number, since it is larger than the sum of its proper divisors (2445292299).

6060072021 is a wasteful number, since it uses less digits than its factorization.

6060072021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106317075.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 6060072021 is about 77846.4644091175. The cubic root of 6060072021 is about 1823.1648051751.

Adding to 6060072021 its reverse (1202700606), we get a palindrome (7262772627).

The spelling of 6060072021 in words is "six billion, sixty million, seventy-two thousand, twenty-one".

Divisors: 1 3 19 57 106317053 318951159 2020024007 6060072021