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7620101 is a prime number
BaseRepresentation
bin11101000100011000000101
3112100010210222
4131010120011
53422320401
6431154125
7121525016
oct35043005
915303728
107620101
114335105
122675945
13176a548
14102500d
15a07c1b
hex744605

7620101 has 2 divisors, whose sum is σ = 7620102. Its totient is φ = 7620100.

The previous prime is 7620049. The next prime is 7620143. The reversal of 7620101 is 1010267.

It is a happy number.

7620101 is digitally balanced in base 3, 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., 7480225 + 139876 = 2735^2 + 374^2 .

It is a cyclic number.

It is not a de Polignac number, because 7620101 - 222 = 3425797 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7620101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7620161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3810050 + 3810051.

It is an arithmetic number, because the mean of its divisors is an integer number (3810051).

Almost surely, 27620101 is an apocalyptic number.

It is an amenable number.

7620101 is a deficient number, since it is larger than the sum of its proper divisors (1).

7620101 is an equidigital number, since it uses as much as digits as its factorization.

7620101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 7620101 is about 2760.4530425276. The cubic root of 7620101 is about 196.7826973380.

Adding to 7620101 its reverse (1010267), we get a palindrome (8630368).

The spelling of 7620101 in words is "seven million, six hundred twenty thousand, one hundred one".