Base | Representation |
---|---|
bin | 11100011110100101… |
… | …110100000010100001 |
3 | 2220221000220100100202 |
4 | 130132211310002201 |
5 | 1000110432000113 |
6 | 22014120354545 |
7 | 2131515466100 |
oct | 343645640241 |
9 | 86830810322 |
10 | 30578000033 |
11 | 11a71536009 |
12 | 5b14615a55 |
13 | 2b6405a159 |
14 | 16a1106037 |
15 | bde74d258 |
hex | 71e9740a1 |
30578000033 has 12 divisors (see below), whose sum is σ = 36173216880. Its totient is φ = 25765479432.
The previous prime is 30578000027. The next prime is 30578000051. The reversal of 30578000033 is 33000087503.
It is not a de Polignac number, because 30578000033 - 222 = 30573805729 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30578000053) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5285591 + ... + 5291372.
It is an arithmetic number, because the mean of its divisors is an integer number (3014434740).
Almost surely, 230578000033 is an apocalyptic number.
It is an amenable number.
30578000033 is a deficient number, since it is larger than the sum of its proper divisors (5595216847).
30578000033 is a wasteful number, since it uses less digits than its factorization.
30578000033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10577036 (or 10577029 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 29.
Adding to 30578000033 its reverse (33000087503), we get a palindrome (63578087536).
The spelling of 30578000033 in words is "thirty billion, five hundred seventy-eight million, thirty-three", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •