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50980286 = 272661787
BaseRepresentation
bin1100001001111…
…0010110111110
310112221001210202
43002132112332
5101022332121
65020403502
71156216400
oct302362676
9115831722
1050980286
1126860275
12150a6592
13a73c666
146ab0b70
15472040b
hex309e5be

50980286 has 24 divisors (see below), whose sum is σ = 89203176. Its totient is φ = 21787920.

The previous prime is 50980283. The next prime is 50980301. The reversal of 50980286 is 68208905.

It is a super-3 number, since 3×509802863 (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50980283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64385 + ... + 65171.

It is an arithmetic number, because the mean of its divisors is an integer number (3716799).

Almost surely, 250980286 is an apocalyptic number.

50980286 is a deficient number, since it is larger than the sum of its proper divisors (38222890).

50980286 is a wasteful number, since it uses less digits than its factorization.

50980286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464 (or 1457 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 50980286 is about 7140.0480390541. The cubic root of 50980286 is about 370.7951877721.

The spelling of 50980286 in words is "fifty million, nine hundred eighty thousand, two hundred eighty-six".

Divisors: 1 2 7 14 49 98 661 787 1322 1574 4627 5509 9254 11018 32389 38563 64778 77126 520207 1040414 3641449 7282898 25490143 50980286