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38232428 = 2213735239
BaseRepresentation
bin1001000111011…
…0000101101100
32122221102000212
42101312011230
534241414203
63443241552
7642653543
oct221660554
978842025
1038232428
111a643653
12109792b8
137bc8150
14511315a
1535531d8
hex247616c

38232428 has 12 divisors (see below), whose sum is σ = 72053520. Its totient is φ = 17645712.

The previous prime is 38232407. The next prime is 38232443. The reversal of 38232428 is 82423283.

It is a junction number, because it is equal to n+sod(n) for n = 38232394 and 38232403.

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, 367568 + ... + 367671.

It is an arithmetic number, because the mean of its divisors is an integer number (6004460).

Almost surely, 238232428 is an apocalyptic number.

It is an amenable number.

38232428 is a deficient number, since it is larger than the sum of its proper divisors (33821092).

38232428 is a wasteful number, since it uses less digits than its factorization.

38232428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735256 (or 735254 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 38232428 is about 6183.2376632311. The cubic root of 38232428 is about 336.8816015793.

The spelling of 38232428 in words is "thirty-eight million, two hundred thirty-two thousand, four hundred twenty-eight".

Divisors: 1 2 4 13 26 52 735239 1470478 2940956 9558107 19116214 38232428