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2113202300 = 2252115573449
BaseRepresentation
bin111110111110100…
…1110100001111100
312110021100210120212
41331331032201330
513311434433200
6545405131552
7103236631436
oct17575164174
95407323525
102113202300
11994936190
124ab859bb8
13278a61181
14160925656
15c57c4035
hex7df4e87c

2113202300 has 72 divisors (see below), whose sum is σ = 5012960400. Its totient is φ = 766835200.

The previous prime is 2113202291. The next prime is 2113202341. The reversal of 2113202300 is 32023112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610976 + ... + 614424.

It is an arithmetic number, because the mean of its divisors is an integer number (69624450).

Almost surely, 22113202300 is an apocalyptic number.

2113202300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113202300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506480200).

2113202300 is an abundant number, since it is smaller than the sum of its proper divisors (2899758100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113202300 is a wasteful number, since it uses less digits than its factorization.

2113202300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031 (or 4024 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2113202300 is about 45969.5801590574. The cubic root of 2113202300 is about 1283.2571465800.

Adding to 2113202300 its reverse (32023112), we get a palindrome (2145225412).

The spelling of 2113202300 in words is "two billion, one hundred thirteen million, two hundred two thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 557 1100 1114 2228 2785 3449 5570 6127 6898 11140 12254 13796 13925 17245 24508 27850 30635 34490 37939 55700 61270 68980 75878 86225 122540 151756 153175 172450 189695 306350 344900 379390 612700 758780 948475 1896950 1921093 3793900 3842186 7684372 9605465 19210930 21132023 38421860 42264046 48027325 84528092 96054650 105660115 192109300 211320230 422640460 528300575 1056601150 2113202300