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242303761 = 7226715269
BaseRepresentation
bin11100111000101…
…00001100010001
3121212221022021101
432130110030101
5444012210021
640013224401
76001355650
oct1634241421
9555838241
10242303761
11114857447
1269192101
133b27960b
1424275197
1516413a91
hexe714311

242303761 has 8 divisors (see below), whose sum is σ = 277058880. Its totient is φ = 207583728.

The previous prime is 242303701. The next prime is 242303777. The reversal of 242303761 is 167303242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242303761 - 211 = 242301713 is a prime.

It is a super-2 number, since 2×2423037612 = 117422225189490242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242303701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8235 + ... + 23503.

It is an arithmetic number, because the mean of its divisors is an integer number (34632360).

Almost surely, 2242303761 is an apocalyptic number.

It is an amenable number.

242303761 is a deficient number, since it is larger than the sum of its proper divisors (34755119).

242303761 is a wasteful number, since it uses less digits than its factorization.

242303761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17543.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 242303761 is about 15566.1093726082. The cubic root of 242303761 is about 623.4285951300.

The spelling of 242303761 in words is "two hundred forty-two million, three hundred three thousand, seven hundred sixty-one".

Divisors: 1 7 2267 15269 15869 106883 34614823 242303761