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102302113 = 962310631
BaseRepresentation
bin1100001100100…
…00000110100001
321010111111010011
412012100012201
5202142131423
614052404521
72351360614
oct606200641
9233444104
10102302113
1152824101
122a316741
131826b5c4
14d83017b
158eabb0d
hex61901a1

102302113 has 4 divisors (see below), whose sum is σ = 102322368. Its totient is φ = 102281860.

The previous prime is 102302089. The next prime is 102302129. The reversal of 102302113 is 311203201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102302113 - 213 = 102293921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102302093 and 102302102.

It is not an unprimeable number, because it can be changed into a prime (102302143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4308 + ... + 14938.

It is an arithmetic number, because the mean of its divisors is an integer number (25580592).

Almost surely, 2102302113 is an apocalyptic number.

It is an amenable number.

102302113 is a deficient number, since it is larger than the sum of its proper divisors (20255).

102302113 is an equidigital number, since it uses as much as digits as its factorization.

102302113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20254.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 102302113 is about 10114.4507018424. The cubic root of 102302113 is about 467.6937159392.

Adding to 102302113 its reverse (311203201), we get a palindrome (413505314).

The spelling of 102302113 in words is "one hundred two million, three hundred two thousand, one hundred thirteen".

Divisors: 1 9623 10631 102302113