Base | Representation |
---|---|
bin | 111000010111000000… |
… | …1110001111101011011 |
3 | 102120101212202020020222 |
4 | 1300232001301331123 |
5 | 3440333003144003 |
6 | 131333452510255 |
7 | 11513161046462 |
oct | 1605601617533 |
9 | 376355666228 |
10 | 121031303003 |
11 | 47369019356 |
12 | 1b55917b38b |
13 | b54aa64630 |
14 | 5c022c19d9 |
15 | 32357bbc38 |
hex | 1c2e071f5b |
121031303003 has 16 divisors (see below), whose sum is σ = 137121314400. Its totient is φ = 106040444160.
The previous prime is 121031302999. The next prime is 121031303059. The reversal of 121031303003 is 300303130121.
It is not a de Polignac number, because 121031303003 - 22 = 121031302999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121031303903) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2698418 + ... + 2742903.
It is an arithmetic number, because the mean of its divisors is an integer number (8570082150).
Almost surely, 2121031303003 is an apocalyptic number.
121031303003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
121031303003 is a deficient number, since it is larger than the sum of its proper divisors (16090011397).
121031303003 is a wasteful number, since it uses less digits than its factorization.
121031303003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5441422.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 121031303003 its reverse (300303130121), we get a palindrome (421334433124).
The spelling of 121031303003 in words is "one hundred twenty-one billion, thirty-one million, three hundred three thousand, three".
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