Base | Representation |
---|---|
bin | 1011110100010001111… |
… | …0100101011000000010 |
3 | 201102000021111221210121 |
4 | 2331010132211120002 |
5 | 11311232124043020 |
6 | 233132414450454 |
7 | 20444556225106 |
oct | 2750436453002 |
9 | 642007457717 |
10 | 203012331010 |
11 | 79108194065 |
12 | 33418503a2a |
13 | 161b4430268 |
14 | 9b7c1b7906 |
15 | 5432b51baa |
hex | 2f447a5602 |
203012331010 has 8 divisors (see below), whose sum is σ = 365422195836. Its totient is φ = 81204932400.
The previous prime is 203012331007. The next prime is 203012331019. The reversal of 203012331010 is 10133210302.
It can be written as a sum of positive squares in 2 ways, for example, as 187569546649 + 15442784361 = 433093^2 + 124269^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2030123310102 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (203012331019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10150616541 + ... + 10150616560.
Almost surely, 2203012331010 is an apocalyptic number.
203012331010 is a deficient number, since it is larger than the sum of its proper divisors (162409864826).
203012331010 is a wasteful number, since it uses less digits than its factorization.
203012331010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20301233108.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 203012331010 its reverse (10133210302), we get a palindrome (213145541312).
The spelling of 203012331010 in words is "two hundred three billion, twelve million, three hundred thirty-one thousand, ten".
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