Base | Representation |
---|---|
bin | 10010110101110100… |
… | …011110100110010100 |
3 | 1221012212212211100011 |
4 | 102311310132212110 |
5 | 312412424131400 |
6 | 13143233330004 |
7 | 1314216505411 |
oct | 226564364624 |
9 | 57185784304 |
10 | 20230302100 |
11 | 8641529438 |
12 | 3b07106904 |
13 | 1ba5311578 |
14 | d9cb15108 |
15 | 7d60ad8ba |
hex | 4b5d1e994 |
20230302100 has 54 divisors (see below), whose sum is σ = 44332429470. Its totient is φ = 8013136320.
The previous prime is 20230302049. The next prime is 20230302137. The reversal of 20230302100 is 120303202.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 6587594896 + 13642707204 = 81164^2 + 116802^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1051366 + ... + 1070434.
Almost surely, 220230302100 is an apocalyptic number.
20230302100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20230302100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22166214735).
20230302100 is an abundant number, since it is smaller than the sum of its proper divisors (24102127370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20230302100 is a wasteful number, since it uses less digits than its factorization.
20230302100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19289 (or 19179 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 20230302100 its reverse (120303202), we get a palindrome (20350605302).
The spelling of 20230302100 in words is "twenty billion, two hundred thirty million, three hundred two thousand, one hundred".
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