Base | Representation |
---|---|
bin | 11011111110001010… |
… | …101101010000011101 |
3 | 2212112010022110210000 |
4 | 123332022231100131 |
5 | 443002202222303 |
6 | 21444125204513 |
7 | 2112161662410 |
oct | 337612552035 |
9 | 85463273700 |
10 | 30034023453 |
11 | 11812472395 |
12 | 59a2400739 |
13 | 2aa8448515 |
14 | 164cb83b77 |
15 | babae9da3 |
hex | 6fe2ad41d |
30034023453 has 40 divisors (see below), whose sum is σ = 51322988288. Its totient is φ = 17146243296.
The previous prime is 30034023433. The next prime is 30034023457. The reversal of 30034023453 is 35432043003.
It is a happy number.
It is not a de Polignac number, because 30034023453 - 216 = 30033957917 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30034023457) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 595500 + ... + 643962.
Almost surely, 230034023453 is an apocalyptic number.
It is an amenable number.
30034023453 is a deficient number, since it is larger than the sum of its proper divisors (21288964835).
30034023453 is a wasteful number, since it uses less digits than its factorization.
30034023453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49575 (or 49566 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 27.
Adding to 30034023453 its reverse (35432043003), we get a palindrome (65466066456).
The spelling of 30034023453 in words is "thirty billion, thirty-four million, twenty-three thousand, four hundred fifty-three".
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