Base | Representation |
---|---|
bin | 11100110011111001… |
… | …010000110001111001 |
3 | 2221211221110011102020 |
4 | 130303321100301321 |
5 | 1001323431420100 |
6 | 22113405225053 |
7 | 2143415505636 |
oct | 346371206171 |
9 | 87757404366 |
10 | 30935420025 |
11 | 12135268a34 |
12 | 5bb4262189 |
13 | 2bc0110783 |
14 | 16d678518d |
15 | c10d005a0 |
hex | 733e50c79 |
30935420025 has 48 divisors (see below), whose sum is σ = 53290303488. Its totient is φ = 15817320000.
The previous prime is 30935420023. The next prime is 30935420053. The reversal of 30935420025 is 52002453903.
It is not a de Polignac number, because 30935420025 - 21 = 30935420023 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30935420023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 186600 + ... + 310950.
It is an arithmetic number, because the mean of its divisors is an integer number (1110214656).
Almost surely, 230935420025 is an apocalyptic number.
It is an amenable number.
30935420025 is a deficient number, since it is larger than the sum of its proper divisors (22354883463).
30935420025 is a wasteful number, since it uses less digits than its factorization.
30935420025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124502 (or 124497 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 33.
Adding to 30935420025 its reverse (52002453903), we get a palindrome (82937873928).
The spelling of 30935420025 in words is "thirty billion, nine hundred thirty-five million, four hundred twenty thousand, twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •