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3028901420 = 225151445071
BaseRepresentation
bin1011010010001001…
…0101111000101100
321211002102010122002
42310202111320230
522200344321140
61220315511432
7135026144246
oct26442257054
97732363562
103028901420
111314810516
12706458578
1339369347c
1420a3ab096
1512ada2415
hexb4895e2c

3028901420 has 12 divisors (see below), whose sum is σ = 6360693024. Its totient is φ = 1211560560.

The previous prime is 3028901419. The next prime is 3028901429. The reversal of 3028901420 is 241098203.

It is not an unprimeable number, because it can be changed into a prime (3028901429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75722516 + ... + 75722555.

It is an arithmetic number, because the mean of its divisors is an integer number (530057752).

Almost surely, 23028901420 is an apocalyptic number.

It is an amenable number.

3028901420 is an abundant number, since it is smaller than the sum of its proper divisors (3331791604).

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

3028901420 is a wasteful number, since it uses less digits than its factorization.

3028901420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151445080 (or 151445078 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 3028901420 is about 55035.4560260929. The cubic root of 3028901420 is about 1446.8662277409.

Adding to 3028901420 its reverse (241098203), we get a palindrome (3269999623).

The spelling of 3028901420 in words is "three billion, twenty-eight million, nine hundred one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 151445071 302890142 605780284 757225355 1514450710 3028901420