Search a number
-
+
1214303185200 = 243527383587643
BaseRepresentation
bin10001101010111010000…
…111000010100100110000
311022002022212200012110110
4101222322013002210300
5124343343103411300
62325502043301320
7153505364525310
oct21527207024460
94262285605413
101214303185200
11428a8a544906
1217740b81a840
138a67b96b3c1
1442ab5da3440
15218c075b550
hex11aba1c2930

1214303185200 has 480 divisors, whose sum is σ = 4471649796096. Its totient is φ = 275928929280.

The previous prime is 1214303185171. The next prime is 1214303185211. The reversal of 1214303185200 is 25813034121.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1888496079 + ... + 1888496721.

Almost surely, 21214303185200 is an apocalyptic number.

1214303185200 is a gapful number since it is divisible by the number (10) 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 1214303185200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2235824898048).

1214303185200 is an abundant number, since it is smaller than the sum of its proper divisors (3257346610896).

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

1214303185200 is a wasteful number, since it uses less digits than its factorization.

1214303185200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1630 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 1214303185200 in words is "one trillion, two hundred fourteen billion, three hundred three million, one hundred eighty-five thousand, two hundred".