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26054427 = 3724212
BaseRepresentation
bin110001101100…
…0111100011011
31211000200221210
41203120330123
523132220202
62330234203
7434313300
oct143307433
954020853
1026054427
1113786093
128885963
135523129
1436630a7
152449c6c
hex18d8f1b

26054427 has 18 divisors (see below), whose sum is σ = 40507164. Its totient is φ = 14852880.

The previous prime is 26054419. The next prime is 26054449. The reversal of 26054427 is 72445062.

It is not a de Polignac number, because 26054427 - 23 = 26054419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26054394 and 26054403.

It is not an unprimeable number, because it can be changed into a prime (26054417) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 61677 + ... + 62097.

It is an arithmetic number, because the mean of its divisors is an integer number (2250398).

Almost surely, 226054427 is an apocalyptic number.

26054427 is a deficient number, since it is larger than the sum of its proper divisors (14452737).

26054427 is an frugal number, since it uses more digits than its factorization.

26054427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 26054427 is about 5104.3537299055. The cubic root of 26054427 is about 296.4561804227.

Adding to 26054427 its reverse (72445062), we get a palindrome (98499489).

The spelling of 26054427 in words is "twenty-six million, fifty-four thousand, four hundred twenty-seven".

Divisors: 1 3 7 21 49 147 421 1263 2947 8841 20629 61887 177241 531723 1240687 3722061 8684809 26054427