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3028881141 = 331113784481
BaseRepresentation
bin1011010010001001…
…0000111011110101
321211002101002211000
42310202100323311
522200343144031
61220315233513
7135026031156
oct26442207365
97732332730
103028881141
1113147a7260
12706448899
13393687180
1420a3a392d
1512ad9b3e6
hexb4890ef5

3028881141 has 32 divisors (see below), whose sum is σ = 5271719040. Its totient is φ = 1694476800.

The previous prime is 3028881103. The next prime is 3028881151. The reversal of 3028881141 is 1411888203.

3028881141 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3028881141 - 211 = 3028879093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3028881096 and 3028881105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3028881151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388380 + ... + 396101.

It is an arithmetic number, because the mean of its divisors is an integer number (164741220).

Almost surely, 23028881141 is an apocalyptic number.

It is an amenable number.

3028881141 is a deficient number, since it is larger than the sum of its proper divisors (2242837899).

3028881141 is a wasteful number, since it uses less digits than its factorization.

3028881141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784514 (or 784508 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 3028881141 is about 55035.2717900075. The cubic root of 3028881141 is about 1446.8629987302.

The spelling of 3028881141 in words is "three billion, twenty-eight million, eight hundred eighty-one thousand, one hundred forty-one".

Divisors: 1 3 9 11 13 27 33 39 99 117 143 297 351 429 1287 3861 784481 2353443 7060329 8629291 10198253 21180987 25887873 30594759 77663619 91784277 112180783 232990857 275352831 336542349 1009627047 3028881141