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38384697 = 3131915153
BaseRepresentation
bin1001001001101…
…1010000111001
32200020010220110
42102123100321
534311302242
63450414533
7644156511
oct222332071
980203813
1038384697
111a737a9a
1210a31449
137c4c550
145152841
15358339c
hex249b439

38384697 has 16 divisors (see below), whose sum is σ = 55415808. Its totient is φ = 23493120.

The previous prime is 38384669. The next prime is 38384729. The reversal of 38384697 is 79648383.

It is not a de Polignac number, because 38384697 - 211 = 38382649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38384627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4873 + ... + 10025.

It is an arithmetic number, because the mean of its divisors is an integer number (3463488).

Almost surely, 238384697 is an apocalyptic number.

It is an amenable number.

38384697 is a deficient number, since it is larger than the sum of its proper divisors (17031111).

38384697 is a wasteful number, since it uses less digits than its factorization.

38384697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5360.

The product of its digits is 870912, while the sum is 48.

The square root of 38384697 is about 6195.5384753869. The cubic root of 38384697 is about 337.3282440200.

The spelling of 38384697 in words is "thirty-eight million, three hundred eighty-four thousand, six hundred ninety-seven".

Divisors: 1 3 13 39 191 573 2483 5153 7449 15459 66989 200967 984223 2952669 12794899 38384697