Base | Representation |
---|---|
bin | 111010001010… |
… | …1100111101110 |
3 | 2010101102101020 |
4 | 1310111213232 |
5 | 30301403022 |
6 | 3005355010 |
7 | 520136205 |
oct | 164254756 |
9 | 63342336 |
10 | 30497262 |
11 | 16240054 |
12 | a268a66 |
13 | 641a423 |
14 | 409c23c |
15 | 2a2635c |
hex | 1d159ee |
30497262 has 16 divisors (see below), whose sum is σ = 61108560. Its totient is φ = 10146752.
The previous prime is 30497251. The next prime is 30497263. The reversal of 30497262 is 26279403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30497263) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053 + ... + 7880.
It is an arithmetic number, because the mean of its divisors is an integer number (3819285).
Almost surely, 230497262 is an apocalyptic number.
30497262 is an abundant number, since it is smaller than the sum of its proper divisors (30611298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30497262 is a wasteful number, since it uses less digits than its factorization.
30497262 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9507.
The product of its (nonzero) digits is 18144, while the sum is 33.
The square root of 30497262 is about 5522.4326161575. The cubic root of 30497262 is about 312.4306388994.
The spelling of 30497262 in words is "thirty million, four hundred ninety-seven thousand, two hundred sixty-two".
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