Base | Representation |
---|---|
bin | 1001000110000101001000… |
… | …01110111100111011111010 |
3 | 2121210222210222010022020021 |
4 | 10203002210032330323322 |
5 | 10110140223004110320 |
6 | 110311532452521054 |
7 | 4132650460330342 |
oct | 443024416747372 |
9 | 77728728108207 |
10 | 20000123113210 |
11 | 6411006105899 |
12 | 22b01a892018a |
13 | b2100795a9a6 |
14 | 4d2022747d22 |
15 | 24a3b0aa3daa |
hex | 1230a43bcefa |
20000123113210 has 64 divisors (see below), whose sum is σ = 38934433399680. Its totient is φ = 7372198471680.
The previous prime is 20000123113207. The next prime is 20000123113231. The reversal of 20000123113210 is 1231132100002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1183984 + ... + 6434443.
It is an arithmetic number, because the mean of its divisors is an integer number (608350521870).
Almost surely, 220000123113210 is an apocalyptic number.
20000123113210 is a deficient number, since it is larger than the sum of its proper divisors (18934310286470).
20000123113210 is a wasteful number, since it uses less digits than its factorization.
20000123113210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7618831.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 20000123113210 its reverse (1231132100002), we get a palindrome (21231255213212).
The spelling of 20000123113210 in words is "twenty trillion, one hundred twenty-three million, one hundred thirteen thousand, two hundred ten".
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