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242668430 = 2524266843
BaseRepresentation
bin11100111011011…
…01001110001110
3121220121211111122
432131231032032
5444110342210
640025120542
76004435064
oct1635551616
9556554448
10242668430
11114a86424
1269329152
133b3765b4
142432c034
1516486b55
hexe76d38e

242668430 has 8 divisors (see below), whose sum is σ = 436803192. Its totient is φ = 97067368.

The previous prime is 242668409. The next prime is 242668453. The reversal of 242668430 is 34866242.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12133412 + ... + 12133431.

It is an arithmetic number, because the mean of its divisors is an integer number (54600399).

Almost surely, 2242668430 is an apocalyptic number.

242668430 is a deficient number, since it is larger than the sum of its proper divisors (194134762).

242668430 is a wasteful number, since it uses less digits than its factorization.

242668430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24266850.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 242668430 is about 15577.8185250695. The cubic root of 242668430 is about 623.7411932845.

The spelling of 242668430 in words is "two hundred forty-two million, six hundred sixty-eight thousand, four hundred thirty".

Divisors: 1 2 5 10 24266843 48533686 121334215 242668430