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5212101 = 39717911
BaseRepresentation
bin10011111000011111000101
3100210210122210
4103320133011
52313241401
6303414033
762205426
oct23703705
910723583
105212101
112a3aa24
1218b4319
1311064ab
1499964d
156ce4d6
hex4f87c5

5212101 has 8 divisors (see below), whose sum is σ = 7021504. Its totient is φ = 3438720.

The previous prime is 5212093. The next prime is 5212111. The reversal of 5212101 is 1012125.

5212101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5212101 - 23 = 5212093 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212111) 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 7 ways as a sum of consecutive naturals, for example, 8665 + ... + 9246.

It is an arithmetic number, because the mean of its divisors is an integer number (877688).

Almost surely, 25212101 is an apocalyptic number.

It is an amenable number.

5212101 is a deficient number, since it is larger than the sum of its proper divisors (1809403).

5212101 is a wasteful number, since it uses less digits than its factorization.

5212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18011.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 5212101 is about 2283.0026281194. The cubic root of 5212101 is about 173.3821061796.

Subtracting from 5212101 its sum of digits (12), we obtain a square (5212089 = 22832).

Adding to 5212101 its reverse (1012125), we get a palindrome (6224226).

The spelling of 5212101 in words is "five million, two hundred twelve thousand, one hundred one".

Divisors: 1 3 97 291 17911 53733 1737367 5212101