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28838606 = 217878069
BaseRepresentation
bin110111000000…
…0101011001110
32000021011010112
41232000223032
524340313411
62510040022
7500060366
oct156005316
960234115
1028838606
1115307965
1297a9012
135c89484
143b899a6
1527e9b8b
hex1b80ace

28838606 has 8 divisors (see below), whose sum is σ = 43287480. Its totient is φ = 14409448.

The previous prime is 28838597. The next prime is 28838611. The reversal of 28838606 is 60683882.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461 + ... + 7608.

It is an arithmetic number, because the mean of its divisors is an integer number (5410935).

Almost surely, 228838606 is an apocalyptic number.

28838606 is a deficient number, since it is larger than the sum of its proper divisors (14448874).

28838606 is a wasteful number, since it uses less digits than its factorization.

28838606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9858.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 28838606 is about 5370.1588430883. The cubic root of 28838606 is about 306.6606754238.

The spelling of 28838606 in words is "twenty-eight million, eight hundred thirty-eight thousand, six hundred six".

Divisors: 1 2 1787 3574 8069 16138 14419303 28838606