Search a number
-
+
50050050280 = 2353187392611
BaseRepresentation
bin101110100111001101…
…110010100011101000
311210012001222222200221
4232213031302203220
51310000303102110
634554230135424
73421200256636
oct564715624350
9153161888627
1050050050280
111a253a4861a
1298497b1574
134948244c89
1425cb23c356
15147de7e7da
hexba73728e8

50050050280 has 32 divisors (see below), whose sum is σ = 112648235040. Its totient is φ = 20013687360.

The previous prime is 50050050269. The next prime is 50050050299. The reversal of 50050050280 is 8205005005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68826 + ... + 323785.

It is an arithmetic number, because the mean of its divisors is an integer number (3520257345).

Almost surely, 250050050280 is an apocalyptic number.

It is an amenable number.

50050050280 is an abundant number, since it is smaller than the sum of its proper divisors (62598184760).

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

50050050280 is a wasteful number, since it uses less digits than its factorization.

50050050280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395809 (or 395805 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 50050050280 its reverse (8205005005), we get a palindrome (58255055285).

The spelling of 50050050280 in words is "fifty billion, fifty million, fifty thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 3187 6374 12748 15935 25496 31870 63740 127480 392611 785222 1570444 1963055 3140888 3926110 7852220 15704440 1251251257 2502502514 5005005028 6256256285 10010010056 12512512570 25025025140 50050050280