Search a number
-
+
2550118939680 = 2535133173419431
BaseRepresentation
bin100101000110111110111…
…011101111110000100000
3100000210022011200111101210
4211012332323233300200
5313240120422032210
65231301455030120
7352145216224164
oct45067673576040
910023264614353
102550118939680
118a3554729494
1235229180b340
13156623c97270
148b5d8124ca4
1546503b4be20
hex251beeefc20

2550118939680 has 768 divisors, whose sum is σ = 9094829506560. Its totient is φ = 596334182400.

The previous prime is 2550118939657. The next prime is 2550118939691. The reversal of 2550118939680 is 869398110552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2550118939680.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5916749065 + ... + 5916749495.

It is an arithmetic number, because the mean of its divisors is an integer number (11842225920).

Almost surely, 22550118939680 is an apocalyptic number.

2550118939680 is a gapful number since it is divisible by the number (20) 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 2550118939680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4547414753280).

2550118939680 is an abundant number, since it is smaller than the sum of its proper divisors (6544710566880).

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

2550118939680 is a wasteful number, since it uses less digits than its factorization.

2550118939680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985 (or 977 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 57.

The spelling of 2550118939680 in words is "two trillion, five hundred fifty billion, one hundred eighteen million, nine hundred thirty-nine thousand, six hundred eighty".