Base | Representation |
---|---|
bin | 111010111101… |
… | …1001100010110 |
3 | 2011011120002010 |
4 | 1311323030112 |
5 | 30403211202 |
6 | 3022325050 |
7 | 523521150 |
oct | 165731426 |
9 | 64146063 |
10 | 30913302 |
11 | 164a4692 |
12 | a429786 |
13 | 65348c4 |
14 | 4169ad0 |
15 | 2aa976c |
hex | 1d7b316 |
30913302 has 32 divisors (see below), whose sum is σ = 72306432. Its totient is φ = 8626464.
The previous prime is 30913291. The next prime is 30913307. The reversal of 30913302 is 20331903.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30913307) 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, 6753 + ... + 10364.
It is an arithmetic number, because the mean of its divisors is an integer number (2259576).
Almost surely, 230913302 is an apocalyptic number.
30913302 is an abundant number, since it is smaller than the sum of its proper divisors (41393130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30913302 is a wasteful number, since it uses less digits than its factorization.
30913302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17172.
The product of its (nonzero) digits is 486, while the sum is 21.
The square root of 30913302 is about 5559.9732013743. The cubic root of 30913302 is about 313.8449408187.
The spelling of 30913302 in words is "thirty million, nine hundred thirteen thousand, three hundred two".
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