Search a number
-
+
232101137 is a prime number
BaseRepresentation
bin11011101010110…
…01010100010001
3121011201221220102
431311121110101
5433404214022
635010422145
75515553462
oct1565312421
9534657812
10232101137
1110a019024
1265891955
1339116768
1422b7ad69
151559aa92
hexdd59511

232101137 has 2 divisors, whose sum is σ = 232101138. Its totient is φ = 232101136.

The previous prime is 232101113. The next prime is 232101139. The reversal of 232101137 is 731101232.

232101137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129868816 + 102232321 = 11396^2 + 10111^2 .

It is a cyclic number.

It is not a de Polignac number, because 232101137 - 220 = 231052561 is a prime.

Together with 232101139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (232101139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116050568 + 116050569.

It is an arithmetic number, because the mean of its divisors is an integer number (116050569).

Almost surely, 2232101137 is an apocalyptic number.

It is an amenable number.

232101137 is a deficient number, since it is larger than the sum of its proper divisors (1).

232101137 is an equidigital number, since it uses as much as digits as its factorization.

232101137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 232101137 is about 15234.8658346570. The cubic root of 232101137 is about 614.5526409319.

Adding to 232101137 its reverse (731101232), we get a palindrome (963202369).

The spelling of 232101137 in words is "two hundred thirty-two million, one hundred one thousand, one hundred thirty-seven".