Base | Representation |
---|---|
bin | 10010110110101101… |
… | …000011111111100010 |
3 | 1221020220210102201001 |
4 | 102312231003333202 |
5 | 312430223312310 |
6 | 13144523302214 |
7 | 1314456545110 |
oct | 226655037742 |
9 | 57226712631 |
10 | 20245135330 |
11 | 864993a902 |
12 | 3b1007a96a |
13 | 1ba8406024 |
14 | da0a96ab0 |
15 | 7d753d93a |
hex | 4b6b43fe2 |
20245135330 has 32 divisors (see below), whose sum is σ = 41662532736. Its totient is φ = 6938623104.
The previous prime is 20245135327. The next prime is 20245135357. The reversal of 20245135330 is 3353154202.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142317 + ... + 246463.
It is an arithmetic number, because the mean of its divisors is an integer number (1301954148).
Almost surely, 220245135330 is an apocalyptic number.
20245135330 is an abundant number, since it is smaller than the sum of its proper divisors (21417397406).
20245135330 is a wasteful number, since it uses less digits than its factorization.
20245135330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106938.
The product of its (nonzero) digits is 10800, while the sum is 28.
Adding to 20245135330 its reverse (3353154202), we get a palindrome (23598289532).
The spelling of 20245135330 in words is "twenty billion, two hundred forty-five million, one hundred thirty-five thousand, three hundred thirty".
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