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2019294124 = 221367369293
BaseRepresentation
bin111100001011011…
…1111101110101100
312012201122202210021
41320112333232230
513113414402444
6532212251524
7101016500611
oct17026775654
95181582707
102019294124
11946925621
12484310ba4
132624713c3
1415227c508
15bc424584
hex785bfbac

2019294124 has 12 divisors (see below), whose sum is σ = 3536359344. Its totient is φ = 1008905744.

The previous prime is 2019294113. The next prime is 2019294127. The reversal of 2019294124 is 4214929102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2019294124.

It is not an unprimeable number, because it can be changed into a prime (2019294127) 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, 179179 + ... + 190114.

It is an arithmetic number, because the mean of its divisors is an integer number (294696612).

Almost surely, 22019294124 is an apocalyptic number.

It is an amenable number.

2019294124 is a deficient number, since it is larger than the sum of its proper divisors (1517065220).

2019294124 is a wasteful number, since it uses less digits than its factorization.

2019294124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370664 (or 370662 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2019294124 is about 44936.5566549107. The cubic root of 2019294124 is about 1263.9596030392.

The spelling of 2019294124 in words is "two billion, nineteen million, two hundred ninety-four thousand, one hundred twenty-four".

Divisors: 1 2 4 1367 2734 5468 369293 738586 1477172 504823531 1009647062 2019294124