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2113302109 = 10739435009
BaseRepresentation
bin111110111110110…
…0110111001011101
312110021112212111111
41331331212321131
513312001131414
6545411222021
7103240525432
oct17575467135
95407485444
102113302109
119949a4176
124ab8a7911
13278a97729
1416094db89
15c57e38c4
hex7df66e5d

2113302109 has 8 divisors (see below), whose sum is σ = 2134019520. Its totient is φ = 2092602816.

The previous prime is 2113302089. The next prime is 2113302167. The reversal of 2113302109 is 9012033112.

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 2113302109 - 223 = 2104913501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2113302109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113302509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419397 + ... + 424405.

It is an arithmetic number, because the mean of its divisors is an integer number (266752440).

Almost surely, 22113302109 is an apocalyptic number.

It is an amenable number.

2113302109 is a deficient number, since it is larger than the sum of its proper divisors (20717411).

2113302109 is a wasteful number, since it uses less digits than its factorization.

2113302109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9059.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2113302109 is about 45970.6657445811. The cubic root of 2113302109 is about 1283.2773495040.

The spelling of 2113302109 in words is "two billion, one hundred thirteen million, three hundred two thousand, one hundred nine".

Divisors: 1 107 3943 5009 421901 535963 19750487 2113302109