Base | Representation |
---|---|
bin | 11100011100111011… |
… | …000000101101000111 |
3 | 2220212002012220222012 |
4 | 130130323000231013 |
5 | 1000031300040003 |
6 | 22011240324435 |
7 | 2131025510456 |
oct | 343473005507 |
9 | 86762186865 |
10 | 30550002503 |
11 | 11a57753059 |
12 | 5b0717371b |
13 | 2b5b306777 |
14 | 169b4d8b9d |
15 | bdc06c8d8 |
hex | 71cec0b47 |
30550002503 has 4 divisors (see below), whose sum is σ = 30772995360. Its totient is φ = 30327009648.
The previous prime is 30550002479. The next prime is 30550002523. The reversal of 30550002503 is 30520005503.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30550002503 - 210 = 30550001479 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30550002523) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111496223 + ... + 111496496.
It is an arithmetic number, because the mean of its divisors is an integer number (7693248840).
Almost surely, 230550002503 is an apocalyptic number.
30550002503 is a deficient number, since it is larger than the sum of its proper divisors (222992857).
30550002503 is a wasteful number, since it uses less digits than its factorization.
30550002503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222992856.
The product of its (nonzero) digits is 2250, while the sum is 23.
It can be divided in two parts, 3055000 and 2503, that added together give a palindrome (3057503).
The spelling of 30550002503 in words is "thirty billion, five hundred fifty million, two thousand, five hundred three".
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