Search a number
-
+
103252271 = 176073663
BaseRepresentation
bin1100010011110…
…00000100101111
321012021202111012
412021320010233
5202413033041
614125015435
72362426013
oct611700457
9235252435
10103252271
1153312a61
122a6b457b
1318511c25
14d9da543
1590e83eb
hex627812f

103252271 has 4 divisors (see below), whose sum is σ = 109325952. Its totient is φ = 97178592.

The previous prime is 103252243. The next prime is 103252273. The reversal of 103252271 is 172252301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 172252301 = 1313250177.

It is a cyclic number.

It is not a de Polignac number, because 103252271 - 222 = 99057967 is a prime.

It is a super-2 number, since 2×1032522712 = 21322062933314882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103252273) 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 in 3 ways as a sum of consecutive naturals, for example, 3036815 + ... + 3036848.

It is an arithmetic number, because the mean of its divisors is an integer number (27331488).

Almost surely, 2103252271 is an apocalyptic number.

103252271 is a deficient number, since it is larger than the sum of its proper divisors (6073681).

103252271 is an equidigital number, since it uses as much as digits as its factorization.

103252271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073680.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 103252271 is about 10161.3124644408. The cubic root of 103252271 is about 469.1371993407.

The spelling of 103252271 in words is "one hundred three million, two hundred fifty-two thousand, two hundred seventy-one".

Divisors: 1 17 6073663 103252271