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28410086 = 254725969
BaseRepresentation
bin110110001100…
…0000011100110
31222110101022102
41230120003212
524233110321
62452532102
7463324145
oct154300346
958411272
1028410086
1115044a11
129621032
135b69403
143ab775c
152762c0b
hex1b180e6

28410086 has 8 divisors (see below), whose sum is σ = 42694680. Its totient is φ = 14178528.

The previous prime is 28410029. The next prime is 28410097. The reversal of 28410086 is 68001482.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11891 + ... + 14078.

It is an arithmetic number, because the mean of its divisors is an integer number (5336835).

Almost surely, 228410086 is an apocalyptic number.

28410086 is a deficient number, since it is larger than the sum of its proper divisors (14284594).

28410086 is a wasteful number, since it uses less digits than its factorization.

28410086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26518.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 28410086 is about 5330.1112558745. Note that the first 3 decimals coincide. The cubic root of 28410086 is about 305.1341736996.

The spelling of 28410086 in words is "twenty-eight million, four hundred ten thousand, eighty-six".

Divisors: 1 2 547 1094 25969 51938 14205043 28410086