Base | Representation |
---|---|
bin | 11100001011000011… |
… | …101001001010110001 |
3 | 2220002012020012211021 |
4 | 130023003221022301 |
5 | 443423032304010 |
6 | 21521412215441 |
7 | 2120426046022 |
oct | 341303511261 |
9 | 86065205737 |
10 | 30250275505 |
11 | 1191354579a |
12 | 5a4290a581 |
13 | 2b111a3008 |
14 | 166d796c49 |
15 | bc0ab48da |
hex | 70b0e92b1 |
30250275505 has 4 divisors (see below), whose sum is σ = 36300330612. Its totient is φ = 24200220400.
The previous prime is 30250275493. The next prime is 30250275529. The reversal of 30250275505 is 50557205203.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 17671980096 + 12578295409 = 132936^2 + 112153^2 .
It is not a de Polignac number, because 30250275505 - 29 = 30250274993 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3025027546 + ... + 3025027555.
It is an arithmetic number, because the mean of its divisors is an integer number (9075082653).
Almost surely, 230250275505 is an apocalyptic number.
It is an amenable number.
30250275505 is a deficient number, since it is larger than the sum of its proper divisors (6050055107).
30250275505 is an equidigital number, since it uses as much as digits as its factorization.
30250275505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6050055106.
The product of its (nonzero) digits is 52500, while the sum is 34.
The spelling of 30250275505 in words is "thirty billion, two hundred fifty million, two hundred seventy-five thousand, five hundred five".
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