Search a number
-
+
3052005420 = 223579643883
BaseRepresentation
bin1011010111101001…
…1110100000101100
321212200212221100210
42311322132200230
522222303133140
61222503022420
7135426421662
oct26572364054
97780787323
103052005420
111326860932
1271213aa10
133983c2689
1420d4a2c32
1512ce17d80
hexb5e9e82c

3052005420 has 48 divisors (see below), whose sum is σ = 8653800960. Its totient is φ = 803564736.

The previous prime is 3052005403. The next prime is 3052005487. The reversal of 3052005420 is 245002503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317202 + ... + 326681.

It is an arithmetic number, because the mean of its divisors is an integer number (180287520).

Almost surely, 23052005420 is an apocalyptic number.

3052005420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3052005420 is an abundant number, since it is smaller than the sum of its proper divisors (5601795540).

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

3052005420 is a wasteful number, since it uses less digits than its factorization.

3052005420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643974 (or 643972 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 3052005420 is about 55244.9583220044. The cubic root of 3052005420 is about 1450.5357386171.

Adding to 3052005420 its reverse (245002503), we get a palindrome (3297007923).

The spelling of 3052005420 in words is "three billion, fifty-two million, five thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 79 158 237 316 395 474 790 948 1185 1580 2370 4740 643883 1287766 1931649 2575532 3219415 3863298 6438830 7726596 9658245 12877660 19316490 38632980 50866757 101733514 152600271 203467028 254333785 305200542 508667570 610401084 763001355 1017335140 1526002710 3052005420