Base | Representation |
---|---|
bin | 111001011010… |
… | …1101001001000 |
3 | 2002122110010000 |
4 | 1302311221020 |
5 | 30201313021 |
6 | 2553123000 |
7 | 513611106 |
oct | 162655110 |
9 | 62573100 |
10 | 30104136 |
11 | 15aa1757 |
12 | a0b9460 |
13 | 63104ca |
14 | 3dd8c76 |
15 | 2999b26 |
hex | 1cb5a48 |
30104136 has 40 divisors (see below), whose sum is σ = 84321270. Its totient is φ = 10034496.
The previous prime is 30104099. The next prime is 30104141. The reversal of 30104136 is 63140103.
It can be written as a sum of positive squares in only one way, i.e., 21068100 + 9036036 = 4590^2 + 3006^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22581 + ... + 23876.
Almost surely, 230104136 is an apocalyptic number.
30104136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
30104136 is an abundant number, since it is smaller than the sum of its proper divisors (54217134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30104136 is a wasteful number, since it uses less digits than its factorization.
30104136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46475 (or 46462 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 30104136 is about 5486.7236125032. The cubic root of 30104136 is about 311.0823629143.
Adding to 30104136 its reverse (63140103), we get a palindrome (93244239).
The spelling of 30104136 in words is "thirty million, one hundred four thousand, one hundred thirty-six".
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