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982740807 = 321011081123
BaseRepresentation
bin111010100100110…
…110111101000111
32112111012101221200
4322210312331013
54003040201212
6241303313543
733232105356
oct7244667507
92474171850
10982740807
11464805794
1223514b8b3
131287a6449
149473799d
155b4226dc
hex3a936f47

982740807 has 12 divisors (see below), whose sum is σ = 1433570424. Its totient is φ = 648673200.

The previous prime is 982740799. The next prime is 982740809. The reversal of 982740807 is 708047289.

It is not a de Polignac number, because 982740807 - 23 = 982740799 is a prime.

It is a super-2 number, since 2×9827408072 = 1931558987486022498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (982740809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 539653 + ... + 541470.

It is an arithmetic number, because the mean of its divisors is an integer number (119464202).

Almost surely, 2982740807 is an apocalyptic number.

982740807 is a deficient number, since it is larger than the sum of its proper divisors (450829617).

982740807 is a wasteful number, since it uses less digits than its factorization.

982740807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081230 (or 1081227 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 982740807 is about 31348.6970542637. The cubic root of 982740807 is about 994.2135168633.

The spelling of 982740807 in words is "nine hundred eighty-two million, seven hundred forty thousand, eight hundred seven".

Divisors: 1 3 9 101 303 909 1081123 3243369 9730107 109193423 327580269 982740807