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104253823 = 307339589
BaseRepresentation
bin1100011011011…
…00100101111111
321021011122100201
412031230211333
5203142110243
614202304331
72404100002
oct615544577
9237148321
10104253823
1153937493
122aab80a7
13187a2a6b
14dbbb539
15924504d
hex636c97f

104253823 has 4 divisors (see below), whose sum is σ = 104593720. Its totient is φ = 103913928.

The previous prime is 104253797. The next prime is 104253829. The reversal of 104253823 is 328352401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-104253823 is a prime.

It is a super-2 number, since 2×1042538232 = 21737719220230658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104253791 and 104253800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104253829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169488 + ... + 170101.

It is an arithmetic number, because the mean of its divisors is an integer number (26148430).

Almost surely, 2104253823 is an apocalyptic number.

104253823 is a deficient number, since it is larger than the sum of its proper divisors (339897).

104253823 is an equidigital number, since it uses as much as digits as its factorization.

104253823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339896.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 104253823 is about 10210.4761397302. The cubic root of 104253823 is about 470.6492054578.

The spelling of 104253823 in words is "one hundred four million, two hundred fifty-three thousand, eight hundred twenty-three".

Divisors: 1 307 339589 104253823