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38701469 = 172276557
BaseRepresentation
bin1001001110100…
…0100110011101
32200211020102202
42103220212131
534401421334
63501301245
7646646162
oct223504635
980736382
1038701469
111a933a94
1210b64825
1380307a1
1451d6069
1535e717e
hex24e899d

38701469 has 4 divisors (see below), whose sum is σ = 40978044. Its totient is φ = 36424896.

The previous prime is 38701459. The next prime is 38701471. The reversal of 38701469 is 96410783.

38701469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33235225 + 5466244 = 5765^2 + 2338^2 .

It is a cyclic number.

It is not a de Polignac number, because 38701469 - 220 = 37652893 is a prime.

It is a super-2 number, since 2×387014692 = 2995607405515922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38701459) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1138262 + ... + 1138295.

It is an arithmetic number, because the mean of its divisors is an integer number (10244511).

Almost surely, 238701469 is an apocalyptic number.

It is an amenable number.

38701469 is a deficient number, since it is larger than the sum of its proper divisors (2276575).

38701469 is a wasteful number, since it uses less digits than its factorization.

38701469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276574.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 38701469 is about 6221.0504739955. The cubic root of 38701469 is about 338.2536435114.

The spelling of 38701469 in words is "thirty-eight million, seven hundred one thousand, four hundred sixty-nine".

Divisors: 1 17 2276557 38701469