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2231472589 is a prime number
BaseRepresentation
bin1000010100000001…
…1001000111001101
312202111220112220221
42011000121013031
514032224110324
61005232111341
7106204126663
oct20500310715
95674815827
102231472589
11a45676425
12523395551
132974009a8
14172510c33
15d0d870e4
hex850191cd

2231472589 has 2 divisors, whose sum is σ = 2231472590. Its totient is φ = 2231472588.

The previous prime is 2231472539. The next prime is 2231472623. The reversal of 2231472589 is 9852741322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1713546025 + 517926564 = 41395^2 + 22758^2 .

It is a cyclic number.

It is not a de Polignac number, because 2231472589 - 221 = 2229375437 is a prime.

It is a super-3 number, since 3×22314725893 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2231472539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115736294 + 1115736295.

It is an arithmetic number, because the mean of its divisors is an integer number (1115736295).

Almost surely, 22231472589 is an apocalyptic number.

It is an amenable number.

2231472589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231472589 is an equidigital number, since it uses as much as digits as its factorization.

2231472589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 43.

The square root of 2231472589 is about 47238.4651422969. The cubic root of 2231472589 is about 1306.7640718190.

The spelling of 2231472589 in words is "two billion, two hundred thirty-one million, four hundred seventy-two thousand, five hundred eighty-nine".