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28976105037 = 31116737913873
BaseRepresentation
bin11010111111000111…
…000100011001001101
32202210101122122112110
4122333013010121031
5433320340330122
621151134254233
72044024554225
oct327707043115
982711578473
1028976105037
111131a28a650
125748057379
13296a20c9a9
14158c47b085
15b48cc790c
hex6bf1c464d

28976105037 has 32 divisors (see below), whose sum is σ = 42514375680. Its totient is φ = 17408805120.

The previous prime is 28976105027. The next prime is 28976105047. The reversal of 28976105037 is 73050167982.

It is an interprime number because it is at equal distance from previous prime (28976105027) and next prime (28976105047).

It is not a de Polignac number, because 28976105037 - 212 = 28976100941 is a prime.

It is a super-2 number, since 2×289761050372 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28976105027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2081733 + ... + 2095605.

It is an arithmetic number, because the mean of its divisors is an integer number (1328574240).

Almost surely, 228976105037 is an apocalyptic number.

It is an amenable number.

28976105037 is a deficient number, since it is larger than the sum of its proper divisors (13538270643).

28976105037 is a wasteful number, since it uses less digits than its factorization.

28976105037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14433.

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 28976105037 in words is "twenty-eight billion, nine hundred seventy-six million, one hundred five thousand, thirty-seven".

Divisors: 1 3 11 33 167 379 501 1137 1837 4169 5511 12507 13873 41619 63293 152603 189879 457809 696223 2088669 2316791 5257867 6950373 15773601 25484701 57836537 76454103 173509611 878063789 2634191367 9658701679 28976105037