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28850674 = 216388499
BaseRepresentation
bin110111000001…
…1100111110010
32000021202200111
41232003213302
524341210144
62510211534
7500140516
oct156034762
960252614
1028850674
1115315a36
1297b3baa
135c91b08
143b90146
1527ed534
hex1b839f2

28850674 has 8 divisors (see below), whose sum is σ = 43542000. Its totient is φ = 14336676.

The previous prime is 28850623. The next prime is 28850681. The reversal of 28850674 is 47605882.

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

It is a super-2 number, since 2×288506742 = 1664722780508552, which contains 22 as substring.

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, 43924 + ... + 44575.

It is an arithmetic number, because the mean of its divisors is an integer number (5442750).

Almost surely, 228850674 is an apocalyptic number.

28850674 is a deficient number, since it is larger than the sum of its proper divisors (14691326).

28850674 is a wasteful number, since it uses less digits than its factorization.

28850674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88664.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 28850674 is about 5371.2823422345. The cubic root of 28850674 is about 306.7034452319.

The spelling of 28850674 in words is "twenty-eight million, eight hundred fifty thousand, six hundred seventy-four".

Divisors: 1 2 163 326 88499 176998 14425337 28850674