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2107918119 = 31634310671
BaseRepresentation
bin111110110100100…
…0100011100100111
312102220102100001110
41331221010130213
513304111334434
6545100000103
7103144002606
oct17551043447
95386370043
102107918119
1199195709a
124a9b30033
13277930c38
1415dd4ba3d
15c50cd4e9
hex7da44727

2107918119 has 8 divisors (see below), whose sum is σ = 2827800832. Its totient is φ = 1396657080.

The previous prime is 2107918091. The next prime is 2107918123. The reversal of 2107918119 is 9118197012.

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

It is not a de Polignac number, because 2107918119 - 213 = 2107909927 is a prime.

It is a super-2 number, since 2×21079181192 = 8886637592816996322, 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 (2107918619) 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, 2154847 + ... + 2155824.

It is an arithmetic number, because the mean of its divisors is an integer number (353475104).

Almost surely, 22107918119 is an apocalyptic number.

2107918119 is a deficient number, since it is larger than the sum of its proper divisors (719882713).

2107918119 is a wasteful number, since it uses less digits than its factorization.

2107918119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4310837.

The product of its (nonzero) digits is 9072, while the sum is 39.

The square root of 2107918119 is about 45912.0694262413. The cubic root of 2107918119 is about 1282.1866349436.

The spelling of 2107918119 in words is "two billion, one hundred seven million, nine hundred eighteen thousand, one hundred nineteen".

Divisors: 1 3 163 489 4310671 12932013 702639373 2107918119