Search a number
-
+
250514120000000 = 295750312451
BaseRepresentation
bin111000111101011101011101…
…001000100100001000000000
31012211222220201202021100120202
4320331131131020210020000
5230313410404210000000
62244444333054424332
7103524022266655133
oct7075353510441000
91184886652240522
10250514120000000
117290449493991a
122411b393b020a8
13a9a24c32656bc
1445c0d3b84421a
151de66a926add5
hexe3d75d224200

250514120000000 has 320 divisors, whose sum is σ = 626966323087104. Its totient is φ = 99998400000000.

The previous prime is 250514119999981. The next prime is 250514120000057. The reversal of 250514120000000 is 21415052.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20119993775 + ... + 20120006225.

Almost surely, 2250514120000000 is an apocalyptic number.

250514120000000 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 250514120000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313483161543552).

250514120000000 is an abundant number, since it is smaller than the sum of its proper divisors (376452203087104).

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

250514120000000 is an frugal number, since it uses more digits than its factorization.

250514120000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13007 (or 12961 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 250514120000000 its reverse (21415052), we get a palindrome (250514141415052).

The spelling of 250514120000000 in words is "two hundred fifty trillion, five hundred fourteen billion, one hundred twenty million", and thus it is an aban number.