Base | Representation |
---|---|
bin | 111111100000111… |
… | …1111110100110011 |
3 | 12111112021200221120 |
4 | 1333001333310303 |
5 | 13331043330003 |
6 | 551251353323 |
7 | 103546104360 |
oct | 17701776463 |
9 | 5445250846 |
10 | 2131230003 |
11 | 9a4029711 |
12 | 4b58b2843 |
13 | 27c703956 |
14 | 163099467 |
15 | c7185853 |
hex | 7f07fd33 |
2131230003 has 8 divisors (see below), whose sum is σ = 3247588608. Its totient is φ = 1217845704.
The previous prime is 2131229983. The next prime is 2131230089. The reversal of 2131230003 is 3000321312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2131230003 - 28 = 2131229747 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2131230103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50743551 + ... + 50743592.
It is an arithmetic number, because the mean of its divisors is an integer number (405948576).
Almost surely, 22131230003 is an apocalyptic number.
2131230003 is a deficient number, since it is larger than the sum of its proper divisors (1116358605).
2131230003 is a wasteful number, since it uses less digits than its factorization.
2131230003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101487153.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2131230003 is about 46165.2467013878. The cubic root of 2131230003 is about 1286.8959688764.
Adding to 2131230003 its reverse (3000321312), we get a palindrome (5131551315).
It can be divided in two parts, 21312 and 30003, that added together give a palindrome (51315).
The spelling of 2131230003 in words is "two billion, one hundred thirty-one million, two hundred thirty thousand, three".
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