Search a number
-
+
23800231237 is a prime number
BaseRepresentation
bin10110001010100110…
…101011010101000101
32021102200100000110211
4112022212223111011
5342220324344422
614533401315421
71501535425156
oct261246532505
967380300424
1023800231237
11a103678aa2
124742795b71
132323ac3383
14121acb792d
159446d0577
hex58a9ab545

23800231237 has 2 divisors, whose sum is σ = 23800231238. Its totient is φ = 23800231236.

The previous prime is 23800231223. The next prime is 23800231271. The reversal of 23800231237 is 73213200832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19331843521 + 4468387716 = 139039^2 + 66846^2 .

It is a cyclic number.

It is not a de Polignac number, because 23800231237 - 223 = 23791842629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23800231199 and 23800231208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23800231277) 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 as a sum of consecutive naturals, namely, 11900115618 + 11900115619.

It is an arithmetic number, because the mean of its divisors is an integer number (11900115619).

Almost surely, 223800231237 is an apocalyptic number.

It is an amenable number.

23800231237 is a deficient number, since it is larger than the sum of its proper divisors (1).

23800231237 is an equidigital number, since it uses as much as digits as its factorization.

23800231237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 23800231237 in words is "twenty-three billion, eight hundred million, two hundred thirty-one thousand, two hundred thirty-seven".