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5430223287 = 331011991281
BaseRepresentation
bin1010000111010101…
…01010000110110111
3112000102220220222000
411003222222012313
542110114121122
62254500310343
7251365064526
oct50352520667
915012826860
105430223287
112337246145
1210766a23b3
13687022998
143972924bd
1521bada0ac
hex143aaa1b7

5430223287 has 16 divisors (see below), whose sum is σ = 8124430560. Its totient is φ = 3584304000.

The previous prime is 5430223261. The next prime is 5430223301. The reversal of 5430223287 is 7823220345.

5430223287 is a `hidden beast` number, since 54 + 302 + 23 + 287 = 666.

It is not a de Polignac number, because 5430223287 - 231 = 3282739639 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5430223217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992914 + ... + 998367.

It is an arithmetic number, because the mean of its divisors is an integer number (507776910).

Almost surely, 25430223287 is an apocalyptic number.

5430223287 is a deficient number, since it is larger than the sum of its proper divisors (2694207273).

5430223287 is a wasteful number, since it uses less digits than its factorization.

5430223287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991391 (or 1991385 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 5430223287 is about 73690.0487650809. The cubic root of 5430223287 is about 1757.6776453531.

The spelling of 5430223287 in words is "five billion, four hundred thirty million, two hundred twenty-three thousand, two hundred eighty-seven".

Divisors: 1 3 9 27 101 303 909 2727 1991281 5973843 17921529 53764587 201119381 603358143 1810074429 5430223287