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38869123 = 1722310253
BaseRepresentation
bin1001010001000…
…1100010000011
32201010202102011
42110101202003
534422302443
63505033351
7651245026
oct224214203
981122364
1038869123
111aa38a47
1211025857
13808bba7
14523b1bd
15362bb9d
hex2511883

38869123 has 8 divisors (see below), whose sum is σ = 41344128. Its totient is φ = 36415104.

The previous prime is 38869109. The next prime is 38869169. The reversal of 38869123 is 32196883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38869123 - 213 = 38860931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38869223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336 + ... + 8917.

It is an arithmetic number, because the mean of its divisors is an integer number (5168016).

Almost surely, 238869123 is an apocalyptic number.

38869123 is a deficient number, since it is larger than the sum of its proper divisors (2475005).

38869123 is a wasteful number, since it uses less digits than its factorization.

38869123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10493.

The product of its digits is 62208, while the sum is 40.

The square root of 38869123 is about 6234.5106463940. The cubic root of 38869123 is about 338.7413759418.

The spelling of 38869123 in words is "thirty-eight million, eight hundred sixty-nine thousand, one hundred twenty-three".

Divisors: 1 17 223 3791 10253 174301 2286419 38869123