Search a number
-
+
32230424381 is a prime number
BaseRepresentation
bin11110000001000101…
…010011111100111101
310002012012020012102112
4132001011103330331
51012001442040011
622450105503405
72220462041561
oct360105237475
9102165205375
1032230424381
111273a263971
1262b5aa1b65
1330684b993c
1417ba7656a1
15c8985558b
hex781153f3d

32230424381 has 2 divisors, whose sum is σ = 32230424382. Its totient is φ = 32230424380.

The previous prime is 32230424357. The next prime is 32230424453. The reversal of 32230424381 is 18342403223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29201683225 + 3028741156 = 170885^2 + 55034^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32230424381 is a prime.

It is a super-2 number, since 2×322304243812 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32230424341) 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 as a sum of consecutive naturals, namely, 16115212190 + 16115212191.

It is an arithmetic number, because the mean of its divisors is an integer number (16115212191).

Almost surely, 232230424381 is an apocalyptic number.

It is an amenable number.

32230424381 is a deficient number, since it is larger than the sum of its proper divisors (1).

32230424381 is an equidigital number, since it uses as much as digits as its factorization.

32230424381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 32230424381 in words is "thirty-two billion, two hundred thirty million, four hundred twenty-four thousand, three hundred eighty-one".