Base | Representation |
---|---|
bin | 111010010001… |
… | …1010010001011 |
3 | 2010111021011000 |
4 | 1310203102023 |
5 | 30310200402 |
6 | 3010510043 |
7 | 520461315 |
oct | 164432213 |
9 | 63437130 |
10 | 30553227 |
11 | 16279101 |
12 | a295323 |
13 | 6439a43 |
14 | 40b47b5 |
15 | 2a37c1c |
hex | 1d2348b |
30553227 has 16 divisors (see below), whose sum is σ = 45396000. Its totient is φ = 20309472.
The previous prime is 30553219. The next prime is 30553247. The reversal of 30553227 is 72235503.
It is not a de Polignac number, because 30553227 - 23 = 30553219 is a prime.
It is a super-2 number, since 2×305532272 = 1866999360227058, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 30553227.
It is not an unprimeable number, because it can be changed into a prime (30553247) 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, 9049 + ... + 11957.
It is an arithmetic number, because the mean of its divisors is an integer number (2837250).
Almost surely, 230553227 is an apocalyptic number.
30553227 is a deficient number, since it is larger than the sum of its proper divisors (14842773).
30553227 is a wasteful number, since it uses less digits than its factorization.
30553227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3307 (or 3301 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 30553227 is about 5527.4973541378. The cubic root of 30553227 is about 312.6216341436.
The spelling of 30553227 in words is "thirty million, five hundred fifty-three thousand, two hundred twenty-seven".
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