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3020872319 = 29257405323
BaseRepresentation
bin1011010000001110…
…1101101001111111
321210112022012202222
42310003231221333
522141320403234
61215431435555
7134600663633
oct26403555177
97715265688
103020872319
1113102270a3
12703825bbb
13391b11a1a
142092badc3
1512a31842e
hexb40eda7f

3020872319 has 8 divisors (see below), whose sum is σ = 3137207760. Its totient is φ = 2905348096.

The previous prime is 3020872259. The next prime is 3020872397. The reversal of 3020872319 is 9132780203.

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

It is a cyclic number.

It is not a de Polignac number, because 3020872319 - 224 = 3004095103 is a prime.

It is a super-2 number, since 2×30208723192 = 18251339135400875522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020872619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195209 + ... + 210114.

It is an arithmetic number, because the mean of its divisors is an integer number (392150970).

Almost surely, 23020872319 is an apocalyptic number.

3020872319 is a deficient number, since it is larger than the sum of its proper divisors (116335441).

3020872319 is a wasteful number, since it uses less digits than its factorization.

3020872319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405609.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 3020872319 is about 54962.4628178178. The cubic root of 3020872319 is about 1445.5866312213.

The spelling of 3020872319 in words is "three billion, twenty million, eight hundred seventy-two thousand, three hundred nineteen".

Divisors: 1 29 257 7453 405323 11754367 104168011 3020872319