Base | Representation |
---|---|
bin | 111010011010… |
… | …1000111100000 |
3 | 2010121222100101 |
4 | 1310311013200 |
5 | 30320020042 |
6 | 3012232144 |
7 | 521214265 |
oct | 164650740 |
9 | 63558311 |
10 | 30626272 |
11 | 16318a76 |
12 | a30b654 |
13 | 6464071 |
14 | 40d326c |
15 | 2a4e6b7 |
hex | 1d351e0 |
30626272 has 12 divisors (see below), whose sum is σ = 60295536. Its totient is φ = 15313120.
The previous prime is 30626261. The next prime is 30626279. The reversal of 30626272 is 27262603.
It is a self number, because there is not a number n which added to its sum of digits gives 30626272.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30626279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478504 + ... + 478567.
It is an arithmetic number, because the mean of its divisors is an integer number (5024628).
Almost surely, 230626272 is an apocalyptic number.
30626272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30626272 is a deficient number, since it is larger than the sum of its proper divisors (29669264).
30626272 is an equidigital number, since it uses as much as digits as its factorization.
30626272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957081 (or 957073 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 28.
The square root of 30626272 is about 5534.1008303066. The cubic root of 30626272 is about 312.8705688250.
Adding to 30626272 its reverse (27262603), we get a palindrome (57888875).
The spelling of 30626272 in words is "thirty million, six hundred twenty-six thousand, two hundred seventy-two".
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