Search a number
103133231 is a prime number
BaseRepresentation
bin1100010010110…
…11000000101111
321012001201012022
412021123000233
5202400230411
614122300355
72361421655
oct611330057
9235051168
10103133231
1153241583
122a6576bb
131849c9a6
14d9a8dd5
1590c2edb
hex625b02f

103133231 has 2 divisors, whose sum is σ = 103133232. Its totient is φ = 103133230.

The previous prime is 103133209. The next prime is 103133269. The reversal of 103133231 is 132331301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103133231 - 222 = 98938927 is a prime.

It is a super-2 number, since 2×1031332312 = 21272926672998722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103133201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51566615 + 51566616.

It is an arithmetic number, because the mean of its divisors is an integer number (51566616).

Almost surely, 2103133231 is an apocalyptic number.

103133231 is a deficient number, since it is larger than the sum of its proper divisors (1).

103133231 is an equidigital number, since it uses as much as digits as its factorization.

103133231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 103133231 is about 10155.4532641335. The cubic root of 103133231 is about 468.9568398930.

Adding to 103133231 its reverse (132331301), we get a palindrome (235464532).

The spelling of 103133231 in words is "one hundred three million, one hundred thirty-three thousand, two hundred thirty-one".