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8230845141 = 32914538349
BaseRepresentation
bin1111010101001100…
…01011101011010101
3210020121210020220100
413222212023223111
5113324044021031
63440423324313
7410653013031
oct75246135325
923217706810
108230845141
113544108862
1217185b0699
13a12309c8c
145811d91c1
153328e8de6
hex1ea98bad5

8230845141 has 6 divisors (see below), whose sum is σ = 11888998550. Its totient is φ = 5487230088.

The previous prime is 8230845083. The next prime is 8230845143. The reversal of 8230845141 is 1415480328.

It can be divided in two parts, 82308 and 45141, that added together give a square (127449 = 3572).

It can be written as a sum of positive squares in only one way, i.e., 8211078225 + 19766916 = 90615^2 + 4446^2 .

It is not a de Polignac number, because 8230845141 - 27 = 8230845013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8230845096 and 8230845105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8230845143) 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, 457269166 + ... + 457269183.

Almost surely, 28230845141 is an apocalyptic number.

It is an amenable number.

8230845141 is a deficient number, since it is larger than the sum of its proper divisors (3658153409).

8230845141 is a wasteful number, since it uses less digits than its factorization.

8230845141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914538355 (or 914538352 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 8230845141 is about 90724.0053183280. The cubic root of 8230845141 is about 2019.0549725352.

The spelling of 8230845141 in words is "eight billion, two hundred thirty million, eight hundred forty-five thousand, one hundred forty-one".

Divisors: 1 3 9 914538349 2743615047 8230845141