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50144212250 = 2531118234259
BaseRepresentation
bin101110101100110100…
…111111010100011010
311210102122011220122022
4232230310333110122
51310143404243000
635011432254442
73423422525426
oct565464772432
9153378156568
1050144212250
111a2a2111930
129875241422
1349618c3412
1425d994db86
15148737e585
hexbacd3f51a

50144212250 has 32 divisors (see below), whose sum is σ = 102403604160. Its totient is φ = 18234258000.

The previous prime is 50144212219. The next prime is 50144212267. The reversal of 50144212250 is 5221244105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9114380 + ... + 9119879.

It is an arithmetic number, because the mean of its divisors is an integer number (3200112630).

Almost surely, 250144212250 is an apocalyptic number.

50144212250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50144212250 is an abundant number, since it is smaller than the sum of its proper divisors (52259391910).

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

50144212250 is a wasteful number, since it uses less digits than its factorization.

50144212250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18234287 (or 18234277 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 50144212250 its reverse (5221244105), we get a palindrome (55365456355).

The spelling of 50144212250 in words is "fifty billion, one hundred forty-four million, two hundred twelve thousand, two hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 125 250 275 550 1375 2750 18234259 36468518 91171295 182342590 200576849 401153698 455856475 911712950 1002884245 2005768490 2279282375 4558564750 5014421225 10028842450 25072106125 50144212250