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6985072941 = 372114319773
BaseRepresentation
bin1101000000101011…
…11100000100101101
3200000210122110201020
412200111330010231
5103301134313231
63113042204353
7335045066100
oct64025740455
920023573636
106985072941
112a64989760
12142b3536b9
138741aa872
144a3992737
152ad36b396
hex1a057c12d

6985072941 has 24 divisors (see below), whose sum is σ = 11818901664. Its totient is φ = 3628608480.

The previous prime is 6985072933. The next prime is 6985072943. The reversal of 6985072941 is 1492705896.

It is not a de Polignac number, because 6985072941 - 23 = 6985072933 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6985072943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2158270 + ... + 2161503.

It is an arithmetic number, because the mean of its divisors is an integer number (492454236).

Almost surely, 26985072941 is an apocalyptic number.

It is an amenable number.

6985072941 is a deficient number, since it is larger than the sum of its proper divisors (4833828723).

6985072941 is a wasteful number, since it uses less digits than its factorization.

6985072941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319801 (or 4319794 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 6985072941 is about 83576.7488061123. The cubic root of 6985072941 is about 1911.5704800317.

The spelling of 6985072941 in words is "six billion, nine hundred eighty-five million, seventy-two thousand, nine hundred forty-one".

Divisors: 1 3 7 11 21 33 49 77 147 231 539 1617 4319773 12959319 30238411 47517503 90715233 142552509 211668877 332622521 635006631 997867563 2328357647 6985072941