Base | Representation |
---|---|
bin | 111010000001… |
… | …1110001011010 |
3 | 2010020201002112 |
4 | 1310003301122 |
5 | 30242033104 |
6 | 3004032322 |
7 | 516413105 |
oct | 164036132 |
9 | 63221075 |
10 | 30424154 |
11 | 161a0132 |
12 | a2326a2 |
13 | 63c3077 |
14 | 407d73c |
15 | 2a0e86e |
hex | 1d03c5a |
30424154 has 4 divisors (see below), whose sum is σ = 45636234. Its totient is φ = 15212076.
The previous prime is 30424153. The next prime is 30424157. The reversal of 30424154 is 45142403.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 16933225 + 13490929 = 4115^2 + 3673^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30424153) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7606037 + ... + 7606040.
Almost surely, 230424154 is an apocalyptic number.
30424154 is a deficient number, since it is larger than the sum of its proper divisors (15212080).
30424154 is a wasteful number, since it uses less digits than its factorization.
30424154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15212079.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 30424154 is about 5515.8094600883. The cubic root of 30424154 is about 312.1807863595.
Adding to 30424154 its reverse (45142403), we get a palindrome (75566557).
The spelling of 30424154 in words is "thirty million, four hundred twenty-four thousand, one hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •