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4248140 = 2251316339
BaseRepresentation
bin10000001101001001001100
321222211100112
4100031021030
52041420030
6231015152
751052151
oct20151114
97884315
104248140
112441766
12150a4b8
13b597c0
147c8228
1558da95
hex40d24c

4248140 has 24 divisors (see below), whose sum is σ = 9607920. Its totient is φ = 1568448.

The previous prime is 4248131. The next prime is 4248151. The reversal of 4248140 is 418424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7910 + ... + 8429.

It is an arithmetic number, because the mean of its divisors is an integer number (400330).

Almost surely, 24248140 is an apocalyptic number.

It is an amenable number.

4248140 is an abundant number, since it is smaller than the sum of its proper divisors (5359780).

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

4248140 is a wasteful number, since it uses less digits than its factorization.

4248140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16361 (or 16359 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4248140 is about 2061.1016471780. The cubic root of 4248140 is about 161.9569565062.

The spelling of 4248140 in words is "four million, two hundred forty-eight thousand, one hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 16339 32678 65356 81695 163390 212407 326780 424814 849628 1062035 2124070 4248140