Base | Representation |
---|---|
bin | 10010101010110010… |
… | …110010100111010000 |
3 | 1220201222210021110022 |
4 | 102222302302213100 |
5 | 312023044413131 |
6 | 13113024323012 |
7 | 1306512220145 |
oct | 225262624720 |
9 | 56658707408 |
10 | 20045310416 |
11 | 855706744a |
12 | 3a75173468 |
13 | 1b75bb0631 |
14 | d8231c3cc |
15 | 7c4c1b37b |
hex | 4aacb29d0 |
20045310416 has 40 divisors (see below), whose sum is σ = 39701060160. Its totient is φ = 9801639936.
The previous prime is 20045310413. The next prime is 20045310421. The reversal of 20045310416 is 61401354002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20045310413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127181 + ... + 237203.
It is an arithmetic number, because the mean of its divisors is an integer number (992526504).
Almost surely, 220045310416 is an apocalyptic number.
It is an amenable number.
20045310416 is a deficient number, since it is larger than the sum of its proper divisors (19655749744).
20045310416 is a wasteful number, since it uses less digits than its factorization.
20045310416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110283 (or 110277 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 20045310416 its reverse (61401354002), we get a palindrome (81446664418).
The spelling of 20045310416 in words is "twenty billion, forty-five million, three hundred ten thousand, four hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •