Base | Representation |
---|---|
bin | 1011110101011011100… |
… | …0100100011111100111 |
3 | 201102210210120201112111 |
4 | 2331112320210133213 |
5 | 11312400202224111 |
6 | 233223205301451 |
7 | 20455326054412 |
oct | 2752670443747 |
9 | 642723521474 |
10 | 203321133031 |
11 | 7925652a645 |
12 | 334a3a04887 |
13 | 162333c0553 |
14 | 9bab1dcb79 |
15 | 544eceda21 |
hex | 2f56e247e7 |
203321133031 has 8 divisors (see below), whose sum is σ = 204091733664. Its totient is φ = 202550866560.
The previous prime is 203321133017. The next prime is 203321133061. The reversal of 203321133031 is 130331123302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-203321133031 is a prime.
It is a super-2 number, since 2×2033211330312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 203321132993 and 203321133011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203321133061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171246 + ... + 1333588.
It is an arithmetic number, because the mean of its divisors is an integer number (25511466708).
Almost surely, 2203321133031 is an apocalyptic number.
203321133031 is a deficient number, since it is larger than the sum of its proper divisors (770600633).
203321133031 is a wasteful number, since it uses less digits than its factorization.
203321133031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167081.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 203321133031 its reverse (130331123302), we get a palindrome (333652256333).
The spelling of 203321133031 in words is "two hundred three billion, three hundred twenty-one million, one hundred thirty-three thousand, thirty-one".
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