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242995194 = 23313346147
BaseRepresentation
bin11100111101111…
…00111111111010
3121221020102202000
432132330333322
5444201321234
640040121430
76010265541
oct1636747772
9557212660
10242995194
11115189982
1269466276
133b45c250
14243b5158
15164ed899
hexe7bcffa

242995194 has 32 divisors (see below), whose sum is σ = 581528640. Its totient is φ = 74767536.

The previous prime is 242995189. The next prime is 242995201. The reversal of 242995194 is 491599242.

242995194 is a `hidden beast` number, since 2 + 42 + 99 + 519 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172372 + ... + 173775.

It is an arithmetic number, because the mean of its divisors is an integer number (18172770).

Almost surely, 2242995194 is an apocalyptic number.

242995194 is an abundant number, since it is smaller than the sum of its proper divisors (338533446).

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

242995194 is a wasteful number, since it uses less digits than its factorization.

242995194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346171 (or 346165 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 242995194 is about 15588.3031148358. The cubic root of 242995194 is about 624.0210329449.

The spelling of 242995194 in words is "two hundred forty-two million, nine hundred ninety-five thousand, one hundred ninety-four".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 117 234 351 702 346147 692294 1038441 2076882 3115323 4499911 6230646 8999822 9345969 13499733 18691938 26999466 40499199 80998398 121497597 242995194