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3089053821 = 37593248057
BaseRepresentation
bin1011100000011111…
…0011100001111101
321222021121012012210
42320013303201331
522311244210241
61230305051033
7136356344550
oct27007634175
97867535183
103089053821
111345765947
12722626a79
133a2c948c9
14214388697
151312d5316
hexb81f387d

3089053821 has 16 divisors (see below), whose sum is σ = 4715086464. Its totient is φ = 1762189824.

The previous prime is 3089053783. The next prime is 3089053829. The reversal of 3089053821 is 1283509803.

It is not a de Polignac number, because 3089053821 - 210 = 3089052797 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3089053821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3089053829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111576 + ... + 136481.

It is an arithmetic number, because the mean of its divisors is an integer number (294692904).

Almost surely, 23089053821 is an apocalyptic number.

It is an amenable number.

3089053821 is a deficient number, since it is larger than the sum of its proper divisors (1626032643).

3089053821 is a wasteful number, since it uses less digits than its factorization.

3089053821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248660.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 3089053821 is about 55579.2571109042. The cubic root of 3089053821 is about 1456.3815161027.

The spelling of 3089053821 in words is "three billion, eighty-nine million, fifty-three thousand, eight hundred twenty-one".

Divisors: 1 3 7 21 593 1779 4151 12453 248057 744171 1736399 5209197 147097801 441293403 1029684607 3089053821