Search a number
-
+
199482144 = 2532077939
BaseRepresentation
bin10111110001111…
…01101100100000
3111220100202001120
423320331230200
5402031412034
631443332240
74641366411
oct1370755440
9456322046
10199482144
11a2669984
1256981080
1332435694
141c6c9808
15127a5c49
hexbe3db20

199482144 has 24 divisors (see below), whose sum is σ = 523640880. Its totient is φ = 66494016.

The previous prime is 199482109. The next prime is 199482163. The reversal of 199482144 is 441284991.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 199482096 and 199482105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038874 + ... + 1039065.

It is an arithmetic number, because the mean of its divisors is an integer number (21818370).

Almost surely, 2199482144 is an apocalyptic number.

It is an amenable number.

199482144 is an abundant number, since it is smaller than the sum of its proper divisors (324158736).

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

199482144 is a wasteful number, since it uses less digits than its factorization.

199482144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077952 (or 2077944 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 199482144 is about 14123.8147821330. The cubic root of 199482144 is about 584.2983713338.

The spelling of 199482144 in words is "one hundred ninety-nine million, four hundred eighty-two thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2077939 4155878 6233817 8311756 12467634 16623512 24935268 33247024 49870536 66494048 99741072 199482144