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102223113 = 334074371
BaseRepresentation
bin1100001011111…
…00110100001001
321010100110202020
412011330310021
5202132114423
614050555053
72350611366
oct605746411
9233313666
10102223113
115277a813
122a298a89
1318241665
14d80d46d
158e934e3
hex617cd09

102223113 has 4 divisors (see below), whose sum is σ = 136297488. Its totient is φ = 68148740.

The previous prime is 102223111. The next prime is 102223183. The reversal of 102223113 is 311322201.

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 102223113 - 21 = 102223111 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102223092 and 102223101.

It is not an unprimeable number, because it can be changed into a prime (102223111) 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, 17037183 + ... + 17037188.

It is an arithmetic number, because the mean of its divisors is an integer number (34074372).

Almost surely, 2102223113 is an apocalyptic number.

It is an amenable number.

102223113 is a deficient number, since it is larger than the sum of its proper divisors (34074375).

102223113 is an equidigital number, since it uses as much as digits as its factorization.

102223113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34074374.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 102223113 is about 10110.5446440832. The cubic root of 102223113 is about 467.5732970570.

Adding to 102223113 its reverse (311322201), we get a palindrome (413545314).

The spelling of 102223113 in words is "one hundred two million, two hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 3 34074371 102223113