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2082141549 = 32231349061
BaseRepresentation
bin111110000011010…
…1111010101101101
312101002220202020200
41330012233111231
513231012012144
6542335304113
7102411624345
oct17406572555
95332822220
102082141549
11979350844
124a137b039
132724a7427
1415a75bd25
15c2bdac69
hex7c1af56d

2082141549 has 6 divisors (see below), whose sum is σ = 3007537806. Its totient is φ = 1388094360.

The previous prime is 2082141469. The next prime is 2082141557. The reversal of 2082141549 is 9451412802.

2082141549 is a `hidden beast` number, since 20 + 82 + 14 + 1 + 549 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1761480900 + 320660649 = 41970^2 + 17907^2 .

It is not a de Polignac number, because 2082141549 - 213 = 2082133357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2082141559) 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 5 ways as a sum of consecutive naturals, for example, 115674522 + ... + 115674539.

It is an arithmetic number, because the mean of its divisors is an integer number (501256301).

Almost surely, 22082141549 is an apocalyptic number.

It is an amenable number.

2082141549 is a deficient number, since it is larger than the sum of its proper divisors (925396257).

2082141549 is a wasteful number, since it uses less digits than its factorization.

2082141549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231349067 (or 231349064 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 2082141549 is about 45630.4892478702. The cubic root of 2082141549 is about 1276.9388007146.

The spelling of 2082141549 in words is "two billion, eighty-two million, one hundred forty-one thousand, five hundred forty-nine".

Divisors: 1 3 9 231349061 694047183 2082141549