Base | Representation |
---|---|
bin | 111010010101… |
… | …0011001111100 |
3 | 2010112202011100 |
4 | 1310222121330 |
5 | 30312114041 |
6 | 3011253100 |
7 | 520642335 |
oct | 164523174 |
9 | 63482140 |
10 | 30582396 |
11 | 16299009 |
12 | a2aa190 |
13 | 644a0c0 |
14 | 40c128c |
15 | 2a416b6 |
hex | 1d2a67c |
30582396 has 72 divisors (see below), whose sum is σ = 84206304. Its totient is φ = 9302400.
The previous prime is 30582379. The next prime is 30582397. The reversal of 30582396 is 69328503.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 30582396.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30582397) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46945 + ... + 47591.
It is an arithmetic number, because the mean of its divisors is an integer number (1169532).
Almost surely, 230582396 is an apocalyptic number.
30582396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30582396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42103152).
30582396 is an abundant number, since it is smaller than the sum of its proper divisors (53623908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30582396 is a wasteful number, since it uses less digits than its factorization.
30582396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771 (or 766 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The square root of 30582396 is about 5530.1352605520. The cubic root of 30582396 is about 312.7210885600.
The spelling of 30582396 in words is "thirty million, five hundred eighty-two thousand, three hundred ninety-six".
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