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3020321413 = 31949710259
BaseRepresentation
bin1011010000000110…
…0111001010000101
321210111021020002001
42310001213022011
522141200241123
61215411545301
7134563210534
oct26401471205
97714236061
103020321413
11130a9901aa
127035bb231
1339197b045
142091b631b
1512a25a0ad
hexb4067285

3020321413 has 8 divisors (see below), whose sum is σ = 3118383360. Its totient is φ = 2922299040.

The previous prime is 3020321407. The next prime is 3020321461. The reversal of 3020321413 is 3141230203.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3020321413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020321713) 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 7 ways as a sum of consecutive naturals, for example, 289278 + ... + 299536.

It is an arithmetic number, because the mean of its divisors is an integer number (389797920).

Almost surely, 23020321413 is an apocalyptic number.

It is an amenable number.

3020321413 is a deficient number, since it is larger than the sum of its proper divisors (98061947).

3020321413 is a wasteful number, since it uses less digits than its factorization.

3020321413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19787.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3020321413 is about 54957.4509325169. The cubic root of 3020321413 is about 1445.4987503401.

Adding to 3020321413 its reverse (3141230203), we get a palindrome (6161551616).

The spelling of 3020321413 in words is "three billion, twenty million, three hundred twenty-one thousand, four hundred thirteen".

Divisors: 1 31 9497 10259 294407 318029 97429723 3020321413