Search a number
-
+
6948906354441 = 3213719329200889
BaseRepresentation
bin110010100011110101100…
…0110000100011100001001
3220121022100020020212002100
41211013223012010130021
51402322330011320231
622440141123224013
71315020243305352
oct145075306043411
926538306225070
106948906354441
11223a018530197
129428b2818009
133b538212136c
141a048657cd29
15c0b54d2b1e6
hex651eb184709

6948906354441 has 24 divisors (see below), whose sum is σ = 10162960952040. Its totient is φ = 4574961524736.

The previous prime is 6948906354433. The next prime is 6948906354461. The reversal of 6948906354441 is 1444536098496.

It is a happy number.

6948906354441 is a `hidden beast` number, since 6 + 9 + 4 + 89 + 0 + 6 + 3 + 544 + 4 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2457808707600 + 4491097646841 = 1567740^2 + 2119221^2 .

It is not a de Polignac number, because 6948906354441 - 23 = 6948906354433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6948906354461) 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 23 ways as a sum of consecutive naturals, for example, 14362476 + ... + 14838413.

It is an arithmetic number, because the mean of its divisors is an integer number (423456706335).

Almost surely, 26948906354441 is an apocalyptic number.

It is an amenable number.

6948906354441 is a deficient number, since it is larger than the sum of its proper divisors (3214054597599).

6948906354441 is a wasteful number, since it uses less digits than its factorization.

6948906354441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29201225 (or 29201222 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 63.

The spelling of 6948906354441 in words is "six trillion, nine hundred forty-eight billion, nine hundred six million, three hundred fifty-four thousand, four hundred forty-one".

Divisors: 1 3 9 137 193 411 579 1233 1737 26441 79323 237969 29200889 87602667 262808001 4000521793 5635771577 12001565379 16907314731 36004696137 50721944193 772100706049 2316302118147 6948906354441