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49620 = 2235827
BaseRepresentation
bin1100000111010100
32112001210
430013110
53041440
61021420
7264444
oct140724
975053
1049620
113430a
1224870
131977c
1414124
15ea80
hexc1d4

49620 has 24 divisors (see below), whose sum is σ = 139104. Its totient is φ = 13216.

The previous prime is 49613. The next prime is 49627. The reversal of 49620 is 2694.

It is an interprime number because it is at equal distance from previous prime (49613) and next prime (49627).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354 + ... + 473.

It is an arithmetic number, because the mean of its divisors is an integer number (5796).

249620 is an apocalyptic number.

It is an amenable number.

49620 is an abundant number, since it is smaller than the sum of its proper divisors (89484).

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 (69552).

49620 is a wasteful number, since it uses less digits than its factorization.

49620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 49620 is about 222.7554713133. The cubic root of 49620 is about 36.7467487521.

The spelling of 49620 in words is "forty-nine thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 827 1654 2481 3308 4135 4962 8270 9924 12405 16540 24810 49620