Base | Representation |
---|---|
bin | 111010010001… |
… | …1010000000100 |
3 | 2010111020222000 |
4 | 1310203100010 |
5 | 30310144332 |
6 | 3010505300 |
7 | 520461033 |
oct | 164432004 |
9 | 63436860 |
10 | 30553092 |
11 | 16278a99 |
12 | a295230 |
13 | 643996b |
14 | 40b471a |
15 | 2a37b7c |
hex | 1d23404 |
30553092 has 48 divisors (see below), whose sum is σ = 80236800. Its totient is φ = 10052640.
The previous prime is 30553079. The next prime is 30553099. The reversal of 30553092 is 29035503.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (30553099) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6742 + ... + 10322.
It is an arithmetic number, because the mean of its divisors is an integer number (1671600).
Almost surely, 230553092 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 30553092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40118400).
30553092 is an abundant number, since it is smaller than the sum of its proper divisors (49683708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30553092 is a wasteful number, since it uses less digits than its factorization.
30553092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3673 (or 3665 counting only the distinct ones).
The product of its (nonzero) digits is 4050, while the sum is 27.
The square root of 30553092 is about 5527.4851424495. The cubic root of 30553092 is about 312.6211737014.
Adding to 30553092 its reverse (29035503), we get a palindrome (59588595).
The spelling of 30553092 in words is "thirty million, five hundred fifty-three thousand, ninety-two".
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