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49090384 = 2471632689
BaseRepresentation
bin1011101101000…
…0111101010000
310102101001100101
42323100331100
5100031343014
64512102144
71134155440
oct273207520
9112331311
1049090384
112578a372
1214534954
13a22a385
14673c120
15449a474
hex2ed0f50

49090384 has 40 divisors (see below), whose sum is σ = 109407680. Its totient is φ = 20901888.

The previous prime is 49090369. The next prime is 49090387. The reversal of 49090384 is 48309094.

49090384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49090387) 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, 16912 + ... + 19600.

It is an arithmetic number, because the mean of its divisors is an integer number (2735192).

Almost surely, 249090384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49090384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54703840).

49090384 is an abundant number, since it is smaller than the sum of its proper divisors (60317296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49090384 is a wasteful number, since it uses less digits than its factorization.

49090384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867 (or 2861 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 49090384 is about 7006.4530256043. The cubic root of 49090384 is about 366.1554278295.

The spelling of 49090384 in words is "forty-nine million, ninety thousand, three hundred eighty-four".

Divisors: 1 2 4 7 8 14 16 28 56 112 163 326 652 1141 1304 2282 2608 2689 4564 5378 9128 10756 18256 18823 21512 37646 43024 75292 150584 301168 438307 876614 1753228 3068149 3506456 6136298 7012912 12272596 24545192 49090384