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50253120 = 2632517449
BaseRepresentation
bin1011111110110…
…0110101000000
310111120010022200
42333230311000
5100331044440
64553033200
71150100361
oct277546500
9114503280
1050253120
1126403a05
12149b5800
13a546698
146961b68
154629c30
hex2fecd40

50253120 has 84 divisors (see below), whose sum is σ = 172859700. Its totient is φ = 13400064.

The previous prime is 50253109. The next prime is 50253163. The reversal of 50253120 is 2135205.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38638656 + 11614464 = 6216^2 + 3408^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 50253093 and 50253102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5845 + ... + 11604.

Almost surely, 250253120 is an apocalyptic number.

It is an amenable number.

50253120 is an abundant number, since it is smaller than the sum of its proper divisors (122606580).

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

50253120 is a wasteful number, since it uses less digits than its factorization.

50253120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17472 (or 17459 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 50253120 is about 7088.9435037952. The cubic root of 50253120 is about 369.0237717957.

Adding to 50253120 its reverse (2135205), we get a palindrome (52388325).

The spelling of 50253120 in words is "fifty million, two hundred fifty-three thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 2880 17449 34898 52347 69796 87245 104694 139592 157041 174490 209388 261735 279184 314082 348980 418776 523470 558368 628164 697960 785205 837552 1046940 1116736 1256328 1395920 1570410 1675104 2093880 2512656 2791840 3140820 3350208 4187760 5025312 5583680 6281640 8375520 10050624 12563280 16751040 25126560 50253120