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38228044 = 2210987679
BaseRepresentation
bin1001000111010…
…1000001001100
32122221012000111
42101311001030
534241244134
63443205404
7642635011
oct221650114
978835014
1038228044
111a640328
1210976864
137bc615a
145111708
153551c64
hex247504c

38228044 has 12 divisors (see below), whose sum is σ = 67513600. Its totient is φ = 18938448.

The previous prime is 38228041. The next prime is 38228051. The reversal of 38228044 is 44082283.

It is a super-2 number, since 2×382280442 = 2922766696131872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38227997 and 38228015.

It is not an unprimeable number, because it can be changed into a prime (38228041) 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, 43404 + ... + 44275.

Almost surely, 238228044 is an apocalyptic number.

It is an amenable number.

38228044 is a deficient number, since it is larger than the sum of its proper divisors (29285556).

38228044 is a wasteful number, since it uses less digits than its factorization.

38228044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87792 (or 87790 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 38228044 is about 6182.8831462353. The cubic root of 38228044 is about 336.8687246798.

The spelling of 38228044 in words is "thirty-eight million, two hundred twenty-eight thousand, forty-four".

Divisors: 1 2 4 109 218 436 87679 175358 350716 9557011 19114022 38228044