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38849973 = 319167801
BaseRepresentation
bin1001010000110…
…0110110110101
32201002210010220
42110030312311
534421144343
63504404553
7651135141
oct224146665
981083126
1038849973
111aa25618
1211016759
138083266
145234221
153626183
hex250cdb5

38849973 has 8 divisors (see below), whose sum is σ = 52071936. Its totient is φ = 25764000.

The previous prime is 38849971. The next prime is 38849977. The reversal of 38849973 is 37994883.

38849973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 38849973 - 21 = 38849971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38849971) 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 7 ways as a sum of consecutive naturals, for example, 33328 + ... + 34473.

It is an arithmetic number, because the mean of its divisors is an integer number (6508992).

Almost surely, 238849973 is an apocalyptic number.

It is an amenable number.

38849973 is a deficient number, since it is larger than the sum of its proper divisors (13221963).

38849973 is a wasteful number, since it uses less digits than its factorization.

38849973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67995.

The product of its digits is 1306368, while the sum is 51.

The square root of 38849973 is about 6232.9746509993. The cubic root of 38849973 is about 338.6857365511.

The spelling of 38849973 in words is "thirty-eight million, eight hundred forty-nine thousand, nine hundred seventy-three".

Divisors: 1 3 191 573 67801 203403 12949991 38849973