Base | Representation |
---|---|
bin | 11100111010010… |
… | …11100010101000 |
3 | 121220100211021002 |
4 | 32131023202220 |
5 | 444041433342 |
6 | 40022134132 |
7 | 6003321632 |
oct | 1635134250 |
9 | 556324232 |
10 | 242530472 |
11 | 1149a1808 |
12 | 69281348 |
13 | 3b328872 |
14 | 242d3a52 |
15 | 1645ad32 |
hex | e74b8a8 |
242530472 has 8 divisors (see below), whose sum is σ = 454744650. Its totient is φ = 121265232.
The previous prime is 242530441. The next prime is 242530489. The reversal of 242530472 is 274035242.
242530472 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 241056676 + 1473796 = 15526^2 + 1214^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15158147 + ... + 15158162.
Almost surely, 2242530472 is an apocalyptic number.
It is an amenable number.
242530472 is a deficient number, since it is larger than the sum of its proper divisors (212214178).
242530472 is a wasteful number, since it uses less digits than its factorization.
242530472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30316315 (or 30316311 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 29.
The square root of 242530472 is about 15573.3898686188. The cubic root of 242530472 is about 623.6229710676.
The spelling of 242530472 in words is "two hundred forty-two million, five hundred thirty thousand, four hundred seventy-two".
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