Base | Representation |
---|---|
bin | 111001101000… |
… | …0100010111100 |
3 | 2002212001021100 |
4 | 1303100202330 |
5 | 30213324312 |
6 | 2555333100 |
7 | 514550301 |
oct | 163204274 |
9 | 62761240 |
10 | 30214332 |
11 | 16067525 |
12 | a151190 |
13 | 634b705 |
14 | 40270a8 |
15 | 29bc5dc |
hex | 1cd08bc |
30214332 has 72 divisors (see below), whose sum is σ = 81186560. Its totient is φ = 9447840.
The previous prime is 30214319. The next prime is 30214361. The reversal of 30214332 is 23341203.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111357 + ... + 111627.
Almost surely, 230214332 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 30214332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40593280).
30214332 is an abundant number, since it is smaller than the sum of its proper divisors (50972228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30214332 is a wasteful number, since it uses less digits than its factorization.
30214332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 463 (or 458 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 30214332 is about 5496.7564981542. The cubic root of 30214332 is about 311.4614723899.
Adding to 30214332 its reverse (23341203), we get a palindrome (53555535).
The spelling of 30214332 in words is "thirty million, two hundred fourteen thousand, three hundred thirty-two".
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