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2983687025 = 521173148627
BaseRepresentation
bin1011000111010111…
…0111001101110001
321200221100000010212
42301311313031301
522102310441100
61212022433505
7133636630664
oct26165671561
97627300125
102983687025
1112a1239250
126b3292895
133871c23a7
1420439b6db
15126e20635
hexb1d77371

2983687025 has 24 divisors (see below), whose sum is σ = 4091431584. Its totient is φ = 2140214400.

The previous prime is 2983687013. The next prime is 2983687043. The reversal of 2983687025 is 5207863892.

It is not a de Polignac number, because 2983687025 - 212 = 2983682929 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 54239 + ... + 94388.

It is an arithmetic number, because the mean of its divisors is an integer number (170476316).

Almost surely, 22983687025 is an apocalyptic number.

2983687025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2983687025 is a deficient number, since it is larger than the sum of its proper divisors (1107744559).

2983687025 is a wasteful number, since it uses less digits than its factorization.

2983687025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148721 (or 148716 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 2983687025 is about 54623.1363526482. The cubic root of 2983687025 is about 1439.6306641853.

The spelling of 2983687025 in words is "two billion, nine hundred eighty-three million, six hundred eighty-seven thousand, twenty-five".

Divisors: 1 5 11 25 55 73 275 365 803 1825 4015 20075 148627 743135 1634897 3715675 8174485 10849771 40872425 54248855 119347481 271244275 596737405 2983687025