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2994889230 = 23253131117
BaseRepresentation
bin1011001010000010…
…0110001000001110
321201201102010200100
42302200212020032
522113142423410
61213102511530
7134134065324
oct26240461016
97651363610
102994889230
1112a759a673
126b6b955a6
13389615208
14205a75d14
15127dd48c0
hexb282620e

2994889230 has 96 divisors (see below), whose sum is σ = 8053463808. Its totient is φ = 772182720.

The previous prime is 2994889229. The next prime is 2994889237. The reversal of 2994889230 is 329884992.

It is a happy number.

2994889230 is a `hidden beast` number, since 299 + 48 + 89 + 230 = 666.

It is a super-2 number, since 2×29948892302 = 17938722999939985800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2994889237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2680632 + ... + 2681748.

It is an arithmetic number, because the mean of its divisors is an integer number (83890248).

Almost surely, 22994889230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2994889230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4026731904).

2994889230 is an abundant number, since it is smaller than the sum of its proper divisors (5058574578).

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

2994889230 is a wasteful number, since it uses less digits than its factorization.

2994889230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223 (or 1158 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 2994889230 is about 54725.5811298519. The cubic root of 2994889230 is about 1441.4301041378.

The spelling of 2994889230 in words is "two billion, nine hundred ninety-four million, eight hundred eighty-nine thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 31 45 62 90 93 155 186 279 310 465 558 930 961 1117 1395 1922 2234 2790 2883 3351 4805 5585 5766 6702 8649 9610 10053 11170 14415 16755 17298 20106 28830 29791 33510 34627 43245 50265 59582 69254 86490 89373 100530 103881 148955 173135 178746 207762 268119 297910 311643 346270 446865 519405 536238 623286 893730 1038810 1073437 1340595 1558215 2146874 2681190 3116430 3220311 5367185 6440622 9660933 10734370 16101555 19321866 32203110 33276547 48304665 66553094 96609330 99829641 166382735 199659282 299488923 332765470 499148205 598977846 998296410 1497444615 2994889230