Base | Representation |
---|---|
bin | 10010110101000101… |
… | …110111010111111010 |
3 | 1221012000220000121212 |
4 | 102311011313113322 |
5 | 312401312122220 |
6 | 13142115403122 |
7 | 1314010603562 |
oct | 226505672772 |
9 | 57160800555 |
10 | 20218082810 |
11 | 8635642952 |
12 | 3b02bb34a2 |
13 | 1ba2923813 |
14 | d9b253da2 |
15 | 7d4e980c5 |
hex | 4b51775fa |
20218082810 has 32 divisors (see below), whose sum is σ = 37217835072. Its totient is φ = 7905680640.
The previous prime is 20218082803. The next prime is 20218082869. The reversal of 20218082810 is 1828081202.
It is a super-2 number, since 2×202180828102 (a number of 21 digits) contains 22 as substring.
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, 27407 + ... + 202946.
It is an arithmetic number, because the mean of its divisors is an integer number (1163057346).
Almost surely, 220218082810 is an apocalyptic number.
20218082810 is a deficient number, since it is larger than the sum of its proper divisors (16999752262).
20218082810 is a wasteful number, since it uses less digits than its factorization.
20218082810 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230558.
The product of its (nonzero) digits is 4096, while the sum is 32.
The spelling of 20218082810 in words is "twenty billion, two hundred eighteen million, eighty-two thousand, eight hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •