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2204391072 = 253136012939
BaseRepresentation
bin1000001101100100…
…0101011010100000
312200121221200001210
42003121011122200
514003311003242
61002423430120
7105425005062
oct20331053240
95617850053
102204391072
11a31359704
125162b5340
1329190b220
1416caa1732
15cd7d7d9c
hex836456a0

2204391072 has 96 divisors (see below), whose sum is σ = 6244136640. Its totient is φ = 676915200.

The previous prime is 2204391043. The next prime is 2204391073. The reversal of 2204391072 is 2701934022.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (2204391073) 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, 748579 + ... + 751517.

It is an arithmetic number, because the mean of its divisors is an integer number (65043090).

Almost surely, 22204391072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2204391072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3122068320).

2204391072 is an abundant number, since it is smaller than the sum of its proper divisors (4039745568).

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

2204391072 is a wasteful number, since it uses less digits than its factorization.

2204391072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2204391072 is about 46950.9432493108. The cubic root of 2204391072 is about 1301.4561734107.

The spelling of 2204391072 in words is "two billion, two hundred four million, three hundred ninety-one thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 208 312 416 601 624 1202 1248 1803 2404 2939 3606 4808 5878 7212 7813 8817 9616 11756 14424 15626 17634 19232 23439 23512 28848 31252 35268 38207 46878 47024 57696 62504 70536 76414 93756 94048 114621 125008 141072 152828 187512 229242 250016 282144 305656 375024 458484 611312 750048 916968 1222624 1766339 1833936 3532678 3667872 5299017 7065356 10598034 14130712 21196068 22962407 28261424 42392136 45924814 56522848 68887221 84784272 91849628 137774442 169568544 183699256 275548884 367398512 551097768 734797024 1102195536 2204391072