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242572514 = 2139872563
BaseRepresentation
bin11100111010101…
…01110011100010
3121220102221221012
432131111303202
5444044310024
640023100522
76003555332
oct1635256342
9556387835
10242572514
11114a20358
12692a1742
133b341a42
14243050c2
151646850e
hexe755ce2

242572514 has 8 divisors (see below), whose sum is σ = 366476880. Its totient is φ = 120413556.

The previous prime is 242572511. The next prime is 242572543. The reversal of 242572514 is 415275242.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242572511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436004 + ... + 436559.

It is an arithmetic number, because the mean of its divisors is an integer number (45809610).

Almost surely, 2242572514 is an apocalyptic number.

242572514 is a deficient number, since it is larger than the sum of its proper divisors (123904366).

242572514 is a wasteful number, since it uses less digits than its factorization.

242572514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872704.

The product of its digits is 22400, while the sum is 32.

The square root of 242572514 is about 15574.7396125906. The cubic root of 242572514 is about 623.6590034363.

The spelling of 242572514 in words is "two hundred forty-two million, five hundred seventy-two thousand, five hundred fourteen".

Divisors: 1 2 139 278 872563 1745126 121286257 242572514