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102102301 = 7292412087
BaseRepresentation
bin1100001010111…
…11010100011101
321010010100000201
412011133110131
5202114233201
614044223501
72346566230
oct605372435
9233110021
10102102301
11526a7a74
122a23ab91
13181cb682
14d7bb417
158e6c801
hex615f51d

102102301 has 16 divisors (see below), whose sum is σ = 121271040. Its totient is φ = 84107520.

The previous prime is 102102269. The next prime is 102102307. The reversal of 102102301 is 103201201.

It is not a de Polignac number, because 102102301 - 25 = 102102269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47880 + ... + 49966.

It is an arithmetic number, because the mean of its divisors is an integer number (7579440).

Almost surely, 2102102301 is an apocalyptic number.

It is an amenable number.

102102301 is a deficient number, since it is larger than the sum of its proper divisors (19168739).

102102301 is a wasteful number, since it uses less digits than its factorization.

102102301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 102102301 is about 10104.5683232882. The cubic root of 102102301 is about 467.3890245323.

Adding to 102102301 its reverse (103201201), we get a palindrome (205303502).

The spelling of 102102301 in words is "one hundred two million, one hundred two thousand, three hundred one".

Divisors: 1 7 29 203 241 1687 2087 6989 14609 48923 60523 423661 502967 3520769 14586043 102102301