Base | Representation |
---|---|
bin | 11100111001011… |
… | …00010001111110 |
3 | 121220010022121210 |
4 | 32130230101332 |
5 | 444023334210 |
6 | 40015305250 |
7 | 6002246424 |
oct | 1634542176 |
9 | 556108553 |
10 | 242402430 |
11 | 114914596 |
12 | 6921b226 |
13 | 3b2b24ba |
14 | 2429d114 |
15 | 16432e20 |
hex | e72c47e |
242402430 has 16 divisors (see below), whose sum is σ = 581765904. Its totient is φ = 64640640.
The previous prime is 242402383. The next prime is 242402431. The reversal of 242402430 is 34204242.
It is a junction number, because it is equal to n+sod(n) for n = 242402397 and 242402406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242402431) 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, 4040011 + ... + 4040070.
It is an arithmetic number, because the mean of its divisors is an integer number (36360369).
Almost surely, 2242402430 is an apocalyptic number.
242402430 is an abundant number, since it is smaller than the sum of its proper divisors (339363474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242402430 is a wasteful number, since it uses less digits than its factorization.
242402430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8080091.
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 242402430 is about 15569.2784033172. The cubic root of 242402430 is about 623.5132061819.
Adding to 242402430 its reverse (34204242), we get a palindrome (276606672).
The spelling of 242402430 in words is "two hundred forty-two million, four hundred two thousand, four hundred thirty".
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