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163104026 = 281552013
BaseRepresentation
bin10011011100011…
…00010100011010
3102100220112122212
421232030110122
5313223312101
624103515122
74020234641
oct1156142432
9370815585
10163104026
1184082518
1246758aa2
1327a39577
141793a358
15e4bc1bb
hex9b8c51a

163104026 has 4 divisors (see below), whose sum is σ = 244656042. Its totient is φ = 81552012.

The previous prime is 163104013. The next prime is 163104041. The reversal of 163104026 is 620401361.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 140398801 + 22705225 = 11849^2 + 4765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163103992 and 163104010.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 40776005 + ... + 40776008.

Almost surely, 2163104026 is an apocalyptic number.

163104026 is a deficient number, since it is larger than the sum of its proper divisors (81552016).

163104026 is an equidigital number, since it uses as much as digits as its factorization.

163104026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81552015.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 163104026 is about 12771.2186575910. The cubic root of 163104026 is about 546.3717385114.

Adding to 163104026 its reverse (620401361), we get a palindrome (783505387).

The spelling of 163104026 in words is "one hundred sixty-three million, one hundred four thousand, twenty-six".

Divisors: 1 2 81552013 163104026