Base | Representation |
---|---|
bin | 10010101001111000… |
… | …110011111111111010 |
3 | 1220200221012002210022 |
4 | 102221320303333322 |
5 | 312010202033423 |
6 | 13111322450442 |
7 | 1306236066140 |
oct | 225170637772 |
9 | 56627162708 |
10 | 20030111738 |
11 | 854952645a |
12 | 3a70063a22 |
13 | 1b729bb730 |
14 | d802c3590 |
15 | 7c3717dc8 |
hex | 4a9e33ffa |
20030111738 has 64 divisors (see below), whose sum is σ = 37679185152. Its totient is φ = 7775308800.
The previous prime is 20030111677. The next prime is 20030111741. The reversal of 20030111738 is 83711103002.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2072345 + ... + 2081987.
It is an arithmetic number, because the mean of its divisors is an integer number (588737268).
Almost surely, 220030111738 is an apocalyptic number.
20030111738 is a deficient number, since it is larger than the sum of its proper divisors (17649073414).
20030111738 is a wasteful number, since it uses less digits than its factorization.
20030111738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9879.
The product of its (nonzero) digits is 1008, while the sum is 26.
The spelling of 20030111738 in words is "twenty billion, thirty million, one hundred eleven thousand, seven hundred thirty-eight".
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