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9051979399 = 104922033917
BaseRepresentation
bin10000110111000101…
…00011111010000111
3212100211220012100021
420123202203322013
5122014301320044
64054115200011
7440213361331
oct103342437207
925324805307
109051979399
113925674111
1219075a6007
13b1347c638
1461c2a6451
1537ea47e84
hex21b8a3e87

9051979399 has 8 divisors (see below), whose sum is σ = 9067035600. Its totient is φ = 9036937536.

The previous prime is 9051979369. The next prime is 9051979421. The reversal of 9051979399 is 9939791509.

9051979399 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 9051979399 - 231 = 6904495751 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 (9051979309) 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, 2308989 + ... + 2312905.

It is an arithmetic number, because the mean of its divisors is an integer number (1133379450).

Almost surely, 29051979399 is an apocalyptic number.

9051979399 is a deficient number, since it is larger than the sum of its proper divisors (15056201).

9051979399 is a wasteful number, since it uses less digits than its factorization.

9051979399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7169.

The product of its (nonzero) digits is 6200145, while the sum is 61.

The square root of 9051979399 is about 95141.8908735789. The cubic root of 9051979399 is about 2084.0806386367.

The spelling of 9051979399 in words is "nine billion, fifty-one million, nine hundred seventy-nine thousand, three hundred ninety-nine".

Divisors: 1 1049 2203 3917 2310947 4108933 8629151 9051979399