Base | Representation |
---|---|
bin | 111010011011… |
… | …1000111111110 |
3 | 2010122101121220 |
4 | 1310313013332 |
5 | 30320300434 |
6 | 3012334210 |
7 | 521250252 |
oct | 164670776 |
9 | 63571556 |
10 | 30634494 |
11 | 16324170 |
12 | a314366 |
13 | 6467a27 |
14 | 40d6262 |
15 | 2a51d49 |
hex | 1d371fe |
30634494 has 32 divisors (see below), whose sum is σ = 67250304. Its totient is φ = 9226080.
The previous prime is 30634489. The next prime is 30634501. The reversal of 30634494 is 49443603.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10077 + ... + 12759.
It is an arithmetic number, because the mean of its divisors is an integer number (2101572).
Almost surely, 230634494 is an apocalyptic number.
30634494 is an abundant number, since it is smaller than the sum of its proper divisors (36615810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30634494 is a wasteful number, since it uses less digits than its factorization.
30634494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2872.
The product of its (nonzero) digits is 31104, while the sum is 33.
The square root of 30634494 is about 5534.8436292275. The cubic root of 30634494 is about 312.8985643060.
It can be divided in two parts, 3063 and 4494, that added together give a palindrome (7557).
The spelling of 30634494 in words is "thirty million, six hundred thirty-four thousand, four hundred ninety-four".
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