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49593220 = 2252479661
BaseRepresentation
bin1011110100101…
…1101110000100
310110022121002221
42331023232010
5100143440340
64530542124
71141351435
oct275135604
9113277087
1049593220
1125aa3136
1214737944
13a375201
14682d48c
15454944a
hex2f4bb84

49593220 has 12 divisors (see below), whose sum is σ = 104145804. Its totient is φ = 19837280.

The previous prime is 49593179. The next prime is 49593223. The reversal of 49593220 is 2239594.

It can be written as a sum of positive squares in 2 ways, for example, as 10355524 + 39237696 = 3218^2 + 6264^2 .

It is not an unprimeable number, because it can be changed into a prime (49593223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1239811 + ... + 1239850.

It is an arithmetic number, because the mean of its divisors is an integer number (8678817).

Almost surely, 249593220 is an apocalyptic number.

It is an amenable number.

49593220 is an abundant number, since it is smaller than the sum of its proper divisors (54552584).

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

49593220 is a wasteful number, since it uses less digits than its factorization.

49593220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479670 (or 2479668 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 49593220 is about 7042.2453805587. The cubic root of 49593220 is about 367.4013680116.

The spelling of 49593220 in words is "forty-nine million, five hundred ninety-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 2479661 4959322 9918644 12398305 24796610 49593220