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2196205080 = 233564328463
BaseRepresentation
bin1000001011100111…
…0110111000011000
312200001112202222220
42002321312320120
513444212030310
61001532144040
7105265302156
oct20271667030
95601482886
102196205080
11a27778423
12513608020
13290003244
1416b9703d6
15ccc1c670
hex82e76e18

2196205080 has 64 divisors (see below), whose sum is σ = 6599093760. Its totient is φ = 584723328.

The previous prime is 2196205051. The next prime is 2196205087. The reversal of 2196205080 is 805026912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196205087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62929 + ... + 91391.

It is an arithmetic number, because the mean of its divisors is an integer number (103110840).

Almost surely, 22196205080 is an apocalyptic number.

2196205080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2196205080 is an abundant number, since it is smaller than the sum of its proper divisors (4402888680).

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

2196205080 is a wasteful number, since it uses less digits than its factorization.

2196205080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29120 (or 29116 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 2196205080 is about 46863.6861546336. The cubic root of 2196205080 is about 1299.8431921317.

The spelling of 2196205080 in words is "two billion, one hundred ninety-six million, two hundred five thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 643 1286 1929 2572 3215 3858 5144 6430 7716 9645 12860 15432 19290 25720 28463 38580 56926 77160 85389 113852 142315 170778 227704 284630 341556 426945 569260 683112 853890 1138520 1707780 3415560 18301709 36603418 54905127 73206836 91508545 109810254 146413672 183017090 219620508 274525635 366034180 439241016 549051270 732068360 1098102540 2196205080