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38204768 = 257170557
BaseRepresentation
bin1001000110111…
…1010101100000
32122220000002102
42101233111200
534240023033
63442505532
7642510110
oct221572540
978800072
1038204768
111a624898
12109652a8
137bb8694
145107040
153549de8
hex246f560

38204768 has 24 divisors (see below), whose sum is σ = 85961232. Its totient is φ = 16373376.

The previous prime is 38204759. The next prime is 38204773. The reversal of 38204768 is 86740283.

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, 85055 + ... + 85502.

It is an arithmetic number, because the mean of its divisors is an integer number (3581718).

Almost surely, 238204768 is an apocalyptic number.

It is an amenable number.

38204768 is an abundant number, since it is smaller than the sum of its proper divisors (47756464).

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

38204768 is a wasteful number, since it uses less digits than its factorization.

38204768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170574 (or 170566 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 38204768 is about 6181.0005662514. Note that the first 3 decimals coincide. The cubic root of 38204768 is about 336.8003407786.

The spelling of 38204768 in words is "thirty-eight million, two hundred four thousand, seven hundred sixty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 170557 341114 682228 1193899 1364456 2387798 2728912 4775596 5457824 9551192 19102384 38204768