Search a number
-
+
49947300000 = 253355131423
BaseRepresentation
bin101110100001000101…
…110101000010100000
311202220220122201211000
4232201011311002200
51304243002100000
634540115552000
73415512021303
oct564105650240
9152826581730
1049947300000
111a200a48834
12981b2bb600
13492cb7a6b0
1425bb732b3a
151474e35000
hexba11750a0

49947300000 has 576 divisors, whose sum is σ = 196232440320. Its totient is φ = 12286080000.

The previous prime is 49947299903. The next prime is 49947300001. The reversal of 49947300000 is 374994.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (49947300001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35099289 + ... + 35100711.

It is an arithmetic number, because the mean of its divisors is an integer number (340681320).

Almost surely, 249947300000 is an apocalyptic number.

49947300000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49947300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98116220160).

49947300000 is an abundant number, since it is smaller than the sum of its proper divisors (146285140320).

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

49947300000 is a wasteful number, since it uses less digits than its factorization.

49947300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480 (or 1446 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

Adding to 49947300000 its reverse (374994), we get a palindrome (49947674994).

The spelling of 49947300000 in words is "forty-nine billion, nine hundred forty-seven million, three hundred thousand".