Base | Representation |
---|---|
bin | 1011110101001001001… |
… | …0011100110000101111 |
3 | 201102121102111112110120 |
4 | 2331102102130300233 |
5 | 11312220432443043 |
6 | 233211412540023 |
7 | 20453401521255 |
oct | 2752222346057 |
9 | 642542445416 |
10 | 203244031023 |
11 | 79216a58780 |
12 | 33482021613 |
13 | 16220436267 |
14 | 9ba0c8c5d5 |
15 | 544816d983 |
hex | 2f5249cc2f |
203244031023 has 32 divisors (see below), whose sum is σ = 308677754880. Its totient is φ = 117747500640.
The previous prime is 203244030989. The next prime is 203244031031. The reversal of 203244031023 is 320130442302.
It is not a de Polignac number, because 203244031023 - 230 = 202170289199 is a prime.
It is a super-2 number, since 2×2032440310232 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 203244030984 and 203244031002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203244031223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1116918 + ... + 1286076.
It is an arithmetic number, because the mean of its divisors is an integer number (9646179840).
Almost surely, 2203244031023 is an apocalyptic number.
203244031023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
203244031023 is a deficient number, since it is larger than the sum of its proper divisors (105433723857).
203244031023 is a wasteful number, since it uses less digits than its factorization.
203244031023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170779.
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 203244031023 its reverse (320130442302), we get a palindrome (523374473325).
The spelling of 203244031023 in words is "two hundred three billion, two hundred forty-four million, thirty-one thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •