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49016 = 2311557
BaseRepresentation
bin1011111101111000
32111020102
423331320
53032031
61014532
7262622
oct137570
974212
1049016
1133910
1224448
1319406
1413c12
15e7cb
hexbf78

49016 has 16 divisors (see below), whose sum is σ = 100440. Its totient is φ = 22240.

The previous prime is 49009. The next prime is 49019. The reversal of 49016 is 61094.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191 + ... + 366.

249016 is an apocalyptic number.

It is an amenable number.

49016 is an abundant number, since it is smaller than the sum of its proper divisors (51424).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50220).

49016 is a wasteful number, since it uses less digits than its factorization.

49016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 570 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 49016 is about 221.3955735782. The cubic root of 49016 is about 36.5970395846.

The spelling of 49016 in words is "forty-nine thousand, sixteen".

Divisors: 1 2 4 8 11 22 44 88 557 1114 2228 4456 6127 12254 24508 49016