Base | Representation |
---|---|
bin | 10010111110100011… |
… | …000100101000100100 |
3 | 1221121002102100110220 |
4 | 102332203010220210 |
5 | 313212420443434 |
6 | 13205544044340 |
7 | 1320645245316 |
oct | 227643045044 |
9 | 57532370426 |
10 | 20376734244 |
11 | 8707154039 |
12 | 3b481636b0 |
13 | 1bc97614c9 |
14 | db43517b6 |
15 | 7e3d85d49 |
hex | 4be8c4a24 |
20376734244 has 48 divisors (see below), whose sum is σ = 48457295040. Its totient is φ = 6663254400.
The previous prime is 20376734221. The next prime is 20376734249. The reversal of 20376734244 is 44243767302.
It is a happy number.
It is a super-2 number, since 2×203767342442 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20376734196 and 20376734205.
It is not an unprimeable number, because it can be changed into a prime (20376734249) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54987 + ... + 209229.
It is an arithmetic number, because the mean of its divisors is an integer number (1009526980).
Almost surely, 220376734244 is an apocalyptic number.
It is an amenable number.
20376734244 is an abundant number, since it is smaller than the sum of its proper divisors (28080560796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20376734244 is a wasteful number, since it uses less digits than its factorization.
20376734244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154460 (or 154458 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 42.
The spelling of 20376734244 in words is "twenty billion, three hundred seventy-six million, seven hundred thirty-four thousand, two hundred forty-four".
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