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49141871 = 79622049
BaseRepresentation
bin1011101101110…
…1100001101111
310102110122222022
42323131201233
5100040014441
64513140355
71134461522
oct273354157
9112418868
1049141871
1125815019
121455a6bb
13a24793c
146752bb9
1544aa84b
hex2edd86f

49141871 has 4 divisors (see below), whose sum is σ = 49764000. Its totient is φ = 48519744.

The previous prime is 49141831. The next prime is 49141877. The reversal of 49141871 is 17814194.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49141871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49141877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310946 + ... + 311103.

It is an arithmetic number, because the mean of its divisors is an integer number (12441000).

Almost surely, 249141871 is an apocalyptic number.

49141871 is a deficient number, since it is larger than the sum of its proper divisors (622129).

49141871 is an equidigital number, since it uses as much as digits as its factorization.

49141871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622128.

The product of its digits is 8064, while the sum is 35.

The square root of 49141871 is about 7010.1263184054. The cubic root of 49141871 is about 366.2833935391.

The spelling of 49141871 in words is "forty-nine million, one hundred forty-one thousand, eight hundred seventy-one".

Divisors: 1 79 622049 49141871