Base | Representation |
---|---|
bin | 1011110101000001110… |
… | …0001010100001000101 |
3 | 201102112021011011212102 |
4 | 2331100130022201011 |
5 | 11312140013221201 |
6 | 233204344201445 |
7 | 20452544124611 |
oct | 2752034124105 |
9 | 642467134772 |
10 | 203213023301 |
11 | 792004aa162 |
12 | 33473769285 |
13 | 16216b9a6b2 |
14 | 9b9aada341 |
15 | 544559626b |
hex | 2f5070a845 |
203213023301 has 32 divisors (see below), whose sum is σ = 232752942720. Its totient is φ = 176189644800.
The previous prime is 203213023291. The next prime is 203213023303. The reversal of 203213023301 is 103320312302.
It is a de Polignac number, because none of the positive numbers 2k-203213023301 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203213023303) 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, 24865946 + ... + 24874116.
It is an arithmetic number, because the mean of its divisors is an integer number (7273529460).
Almost surely, 2203213023301 is an apocalyptic number.
It is an amenable number.
203213023301 is a deficient number, since it is larger than the sum of its proper divisors (29539919419).
203213023301 is a wasteful number, since it uses less digits than its factorization.
203213023301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10325.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 203213023301 its reverse (103320312302), we get a palindrome (306533335603).
The spelling of 203213023301 in words is "two hundred three billion, two hundred thirteen million, twenty-three thousand, three hundred one".
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