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50261872 = 2429149727
BaseRepresentation
bin1011111110111…
…0111101110000
310111120120022211
42333232331300
5100331334442
64553141504
71150135033
oct277567560
9114516284
1050261872
112640a541
12149ba894
13a54a66b
14696501a
15462c617
hex2feef70

50261872 has 40 divisors (see below), whose sum is σ = 101556000. Its totient is φ = 24068352.

The previous prime is 50261867. The next prime is 50261903. The reversal of 50261872 is 27816205.

It is a congruent number.

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, 68773 + ... + 69499.

It is an arithmetic number, because the mean of its divisors is an integer number (2538900).

Almost surely, 250261872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50261872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50778000).

50261872 is an abundant number, since it is smaller than the sum of its proper divisors (51294128).

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

50261872 is a wasteful number, since it uses less digits than its factorization.

50261872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 50261872 is about 7089.5607762399. The cubic root of 50261872 is about 369.0451934081.

The spelling of 50261872 in words is "fifty million, two hundred sixty-one thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 16 29 58 116 149 232 298 464 596 727 1192 1454 2384 2908 4321 5816 8642 11632 17284 21083 34568 42166 69136 84332 108323 168664 216646 337328 433292 866584 1733168 3141367 6282734 12565468 25130936 50261872