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194069284 = 2248517321
BaseRepresentation
bin10111001000101…
…00001100100100
3111112011202000021
423210110030210
5344140204114
631131324524
74544363443
oct1344241444
9445152007
10194069284
119a602142
1254bb0744
133128b9c6
141babad5a
1512087024
hexb914324

194069284 has 6 divisors (see below), whose sum is σ = 339621254. Its totient is φ = 97034640.

The previous prime is 194069279. The next prime is 194069299. The reversal of 194069284 is 482960491.

It can be written as a sum of positive squares in only one way, i.e., 167133184 + 26936100 = 12928^2 + 5190^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 194069284.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24258657 + ... + 24258664.

Almost surely, 2194069284 is an apocalyptic number.

It is an amenable number.

194069284 is a deficient number, since it is larger than the sum of its proper divisors (145551970).

194069284 is a wasteful number, since it uses less digits than its factorization.

194069284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48517325 (or 48517323 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 194069284 is about 13930.8752058153. The cubic root of 194069284 is about 578.9649434937.

The spelling of 194069284 in words is "one hundred ninety-four million, sixty-nine thousand, two hundred eighty-four".

Divisors: 1 2 4 48517321 97034642 194069284