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49885825 = 5211283641
BaseRepresentation
bin1011111001001…
…1001010000001
310110212110111011
42332103022001
5100232321300
64541120521
71144010503
oct276231201
9113773434
1049885825
1126182a60
1214859141
13a448452
1468a7d73
1545a5eba
hex2f93281

49885825 has 24 divisors (see below), whose sum is σ = 67826016. Its totient is φ = 36096000.

The previous prime is 49885793. The next prime is 49885831. The reversal of 49885825 is 52858894.

It is not a de Polignac number, because 49885825 - 25 = 49885793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77505 + ... + 78145.

It is an arithmetic number, because the mean of its divisors is an integer number (2826084).

Almost surely, 249885825 is an apocalyptic number.

It is an amenable number.

49885825 is a deficient number, since it is larger than the sum of its proper divisors (17940191).

49885825 is a wasteful number, since it uses less digits than its factorization.

49885825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 940 counting only the distinct ones).

The product of its digits is 921600, while the sum is 49.

The square root of 49885825 is about 7062.9898060241. The cubic root of 49885825 is about 368.1225199518.

The spelling of 49885825 in words is "forty-nine million, eight hundred eighty-five thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 275 283 641 1415 3113 3205 7051 7075 15565 16025 35255 77825 176275 181403 907015 1995433 4535075 9977165 49885825