Base | Representation |
---|---|
bin | 111001011110… |
… | …1010000101000 |
3 | 2002201000220120 |
4 | 1302331100220 |
5 | 30203312321 |
6 | 2553523240 |
7 | 514101060 |
oct | 162752050 |
9 | 62630816 |
10 | 30135336 |
11 | 16013140 |
12 | a113520 |
13 | 632177a |
14 | 40063a0 |
15 | 29a3ec6 |
hex | 1cbd428 |
30135336 has 128 divisors (see below), whose sum is σ = 98150400. Its totient is φ = 7476480.
The previous prime is 30135331. The next prime is 30135341. The reversal of 30135336 is 63353103.
It is an interprime number because it is at equal distance from previous prime (30135331) and next prime (30135341).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (30135331) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42150 + ... + 42858.
It is an arithmetic number, because the mean of its divisors is an integer number (766800).
Almost surely, 230135336 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30135336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49075200).
30135336 is an abundant number, since it is smaller than the sum of its proper divisors (68015064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30135336 is a wasteful number, since it uses less digits than its factorization.
30135336 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 759 (or 755 counting only the distinct ones).
The product of its (nonzero) digits is 2430, while the sum is 24.
The square root of 30135336 is about 5489.5661030723. The cubic root of 30135336 is about 311.1897946486.
Adding to 30135336 its reverse (63353103), we get a palindrome (93488439).
The spelling of 30135336 in words is "thirty million, one hundred thirty-five thousand, three hundred thirty-six".
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