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196547144 = 23231068191
BaseRepresentation
bin10111011011100…
…01001001001000
3111200211121222212
423231301021020
5400304002034
631300404252
74604423513
oct1355611110
9450747885
10196547144
11a0a44862
12559a6688
13319487b1
141c163d7a
15123c62ce
hexbb71248

196547144 has 16 divisors (see below), whose sum is σ = 384549120. Its totient is φ = 94000720.

The previous prime is 196547137. The next prime is 196547177. The reversal of 196547144 is 441745691.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533912 + ... + 534279.

It is an arithmetic number, because the mean of its divisors is an integer number (24034320).

Almost surely, 2196547144 is an apocalyptic number.

It is an amenable number.

196547144 is a deficient number, since it is larger than the sum of its proper divisors (188001976).

196547144 is a wasteful number, since it uses less digits than its factorization.

196547144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068220 (or 1068216 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 196547144 is about 14019.5272388194. The cubic root of 196547144 is about 581.4185885657.

It can be divided in two parts, 196547 and 144, that added together give a palindrome (196691).

The spelling of 196547144 in words is "one hundred ninety-six million, five hundred forty-seven thousand, one hundred forty-four".

Divisors: 1 2 4 8 23 46 92 184 1068191 2136382 4272764 8545528 24568393 49136786 98273572 196547144