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45448228 = 2271985429
BaseRepresentation
bin1010110101011…
…1110000100100
310011112000020201
42231113300210
543113320403
64302040244
71061206060
oct255276044
9104460221
1045448228
1123721a21
1213279084
139553657
146070aa0
153ecb21d
hex2b57c24

45448228 has 24 divisors (see below), whose sum is σ = 95681600. Its totient is φ = 18452448.

The previous prime is 45448187. The next prime is 45448237. The reversal of 45448228 is 82284454.

45448228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×454482283 (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42183 + ... + 43246.

Almost surely, 245448228 is an apocalyptic number.

It is an amenable number.

45448228 is an abundant number, since it is smaller than the sum of its proper divisors (50233372).

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

45448228 is a wasteful number, since it uses less digits than its factorization.

45448228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85459 (or 85457 counting only the distinct ones).

The product of its digits is 81920, while the sum is 37.

The square root of 45448228 is about 6741.5300933838. The cubic root of 45448228 is about 356.8663933135.

The spelling of 45448228 in words is "forty-five million, four hundred forty-eight thousand, two hundred twenty-eight".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 85429 170858 341716 598003 1196006 1623151 2392012 3246302 6492604 11362057 22724114 45448228