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242414015 = 5471031549
BaseRepresentation
bin11100111001011…
…11000110111111
3121220010220111212
432130233012333
5444024222030
640015435035
76002325254
oct1634570677
9556126455
10242414015
11114922268
1269225a7b
133b2b785c
14242a342b
1516436595
hexe72f1bf

242414015 has 8 divisors (see below), whose sum is σ = 297086400. Its totient is φ = 189804832.

The previous prime is 242414009. The next prime is 242414063. The reversal of 242414015 is 510414242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-242414015 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515540 + ... + 516009.

It is an arithmetic number, because the mean of its divisors is an integer number (37135800).

Almost surely, 2242414015 is an apocalyptic number.

242414015 is a deficient number, since it is larger than the sum of its proper divisors (54672385).

242414015 is a wasteful number, since it uses less digits than its factorization.

242414015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031601.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 242414015 is about 15569.6504456587. The cubic root of 242414015 is about 623.5231390931.

Adding to 242414015 its reverse (510414242), we get a palindrome (752828257).

The spelling of 242414015 in words is "two hundred forty-two million, four hundred fourteen thousand, fifteen".

Divisors: 1 5 47 235 1031549 5157745 48482803 242414015