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26443142 = 2111201961
BaseRepresentation
bin110010011011…
…1110110000110
31211202110011122
41210313312012
523232140032
62342433542
7440522465
oct144676606
954673148
1026443142
1113a21140
128a328b2
13562b03b
1437249dc
1524c5012
hex1937d86

26443142 has 8 divisors (see below), whose sum is σ = 43270632. Its totient is φ = 12019600.

The previous prime is 26443141. The next prime is 26443163. The reversal of 26443142 is 24134462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26443141) 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, 600959 + ... + 601002.

It is an arithmetic number, because the mean of its divisors is an integer number (5408829).

Almost surely, 226443142 is an apocalyptic number.

26443142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26443142 is a deficient number, since it is larger than the sum of its proper divisors (16827490).

26443142 is a wasteful number, since it uses less digits than its factorization.

26443142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201974.

The product of its digits is 4608, while the sum is 26.

The square root of 26443142 is about 5142.2895678871. The cubic root of 26443142 is about 297.9232194124.

The spelling of 26443142 in words is "twenty-six million, four hundred forty-three thousand, one hundred forty-two".

Divisors: 1 2 11 22 1201961 2403922 13221571 26443142