Base | Representation |
---|---|
bin | 111001001110… |
… | …1010110010000 |
3 | 2002110101121101 |
4 | 1302131112100 |
5 | 30140121444 |
6 | 2551034144 |
7 | 513015016 |
oct | 162352620 |
9 | 62411541 |
10 | 30004624 |
11 | 15a33a11 |
12 | a06b954 |
13 | 62a7120 |
14 | 3db08b6 |
15 | 297a3d4 |
hex | 1c9d590 |
30004624 has 20 divisors (see below), whose sum is σ = 62606236. Its totient is φ = 13848192.
The previous prime is 30004613. The next prime is 30004631. The reversal of 30004624 is 42640003.
It can be written as a sum of positive squares in 2 ways, for example, as 17977600 + 12027024 = 4240^2 + 3468^2 .
It is a super-2 number, since 2×300046242 = 1800554922762752, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71919 + ... + 72334.
Almost surely, 230004624 is an apocalyptic number.
It is an amenable number.
30004624 is an abundant number, since it is smaller than the sum of its proper divisors (32601612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30004624 is a wasteful number, since it uses less digits than its factorization.
30004624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144274 (or 144268 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 30004624 is about 5477.6476703052. The cubic root of 30004624 is about 310.7392140454.
Adding to 30004624 its reverse (42640003), we get a palindrome (72644627).
It can be divided in two parts, 30004 and 624, that added together give a triangular number (30628 = T247).
The spelling of 30004624 in words is "thirty million, four thousand, six hundred twenty-four".
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