Base | Representation |
---|---|
bin | 111111111010011… |
… | …111111111110111 |
3 | 2202201201111002200 |
4 | 333322133333313 |
5 | 4144002100043 |
6 | 254223035543 |
7 | 35400254064 |
oct | 7772377767 |
9 | 2681644080 |
10 | 1072300023 |
11 | 500315973 |
12 | 25b13bbb3 |
13 | 141202872 |
14 | a25abc6b |
15 | 642137d3 |
hex | 3fe9fff7 |
1072300023 has 6 divisors (see below), whose sum is σ = 1548877824. Its totient is φ = 714866676.
The previous prime is 1072299967. The next prime is 1072300039. The reversal of 1072300023 is 3200032701.
It is not a de Polignac number, because 1072300023 - 224 = 1055522807 is a prime.
It is a super-2 number, since 2×10723000232 = 2299654678651601058, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1072299969 and 1072300005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1072301023) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59572215 + ... + 59572232.
It is an arithmetic number, because the mean of its divisors is an integer number (258146304).
Almost surely, 21072300023 is an apocalyptic number.
1072300023 is a deficient number, since it is larger than the sum of its proper divisors (476577801).
1072300023 is a wasteful number, since it uses less digits than its factorization.
1072300023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119144453 (or 119144450 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 1072300023 is about 32745.9924723622. The cubic root of 1072300023 is about 1023.5414585040.
Adding to 1072300023 its reverse (3200032701), we get a palindrome (4272332724).
The spelling of 1072300023 in words is "one billion, seventy-two million, three hundred thousand, twenty-three".
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