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26072148 = 2232172679
BaseRepresentation
bin110001101110…
…1010001010100
31211001121021010
41203131101110
523133302043
62330452220
7434416044
oct143352124
954047233
1026072148
1113798433
128894070
13552b20b
143669724
152450133
hex18dd454

26072148 has 12 divisors (see below), whose sum is σ = 60835040. Its totient is φ = 8690712.

The previous prime is 26072141. The next prime is 26072153. The reversal of 26072148 is 84127062.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26072141) 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, 1086328 + ... + 1086351.

Almost surely, 226072148 is an apocalyptic number.

It is an amenable number.

26072148 is an abundant number, since it is smaller than the sum of its proper divisors (34762892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26072148 is a wasteful number, since it uses less digits than its factorization.

26072148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172686 (or 2172684 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 26072148 is about 5106.0893059170. The cubic root of 26072148 is about 296.5233770564.

The spelling of 26072148 in words is "twenty-six million, seventy-two thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 2172679 4345358 6518037 8690716 13036074 26072148