Base | Representation |
---|---|
bin | 11100111001100… |
… | …00110100111011 |
3 | 121220011021011110 |
4 | 32130300310323 |
5 | 444024433201 |
6 | 40015531403 |
7 | 6002354625 |
oct | 1634606473 |
9 | 556137143 |
10 | 242421051 |
11 | 114927584 |
12 | 69229b63 |
13 | 3b2bab12 |
14 | 242a5c15 |
15 | 164386d6 |
hex | e730d3b |
242421051 has 8 divisors (see below), whose sum is σ = 327780864. Its totient is φ = 159337640.
The previous prime is 242421043. The next prime is 242421097. The reversal of 242421051 is 150124242.
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 242421051 - 23 = 242421043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (242421001) 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, 568851 + ... + 569276.
It is an arithmetic number, because the mean of its divisors is an integer number (40972608).
Almost surely, 2242421051 is an apocalyptic number.
242421051 is a deficient number, since it is larger than the sum of its proper divisors (85359813).
242421051 is a wasteful number, since it uses less digits than its factorization.
242421051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1138201.
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 242421051 is about 15569.8763964265. The cubic root of 242421051 is about 623.5291715638.
Adding to 242421051 its reverse (150124242), we get a palindrome (392545293).
The spelling of 242421051 in words is "two hundred forty-two million, four hundred twenty-one thousand, fifty-one".
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