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26282028 = 2232190169
BaseRepresentation
bin110010001000…
…0100000101100
31211110021011110
41210100200230
523212011103
62335152020
7436251663
oct144204054
954407143
1026282028
1113921093
128975610
1355a28c6
1436c1dda
152492403
hex191082c

26282028 has 12 divisors (see below), whose sum is σ = 61324760. Its totient is φ = 8760672.

The previous prime is 26282027. The next prime is 26282041. The reversal of 26282028 is 82028262.

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

It is a junction number, because it is equal to n+sod(n) for n = 26281986 and 26282004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26282027) 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, 1095073 + ... + 1095096.

Almost surely, 226282028 is an apocalyptic number.

It is an amenable number.

26282028 is an abundant number, since it is smaller than the sum of its proper divisors (35042732).

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

26282028 is a wasteful number, since it uses less digits than its factorization.

26282028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190176 (or 2190174 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 26282028 is about 5126.6000429134. The cubic root of 26282028 is about 297.3169195807.

It can be divided in two parts, 2628 and 2028, that added together give a triangular number (4656 = T96).

The spelling of 26282028 in words is "twenty-six million, two hundred eighty-two thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 2190169 4380338 6570507 8760676 13141014 26282028