Base | Representation |
---|---|
bin | 1101101100101100101100… |
… | …00011110100101001001110 |
3 | 10221122202001020202221220021 |
4 | 12312112112003310221032 |
5 | 12422014124021400220 |
6 | 144022212145212354 |
7 | 6226216034524234 |
oct | 666262603645116 |
9 | 127582036687807 |
10 | 30123123231310 |
11 | 966416583507a |
12 | 34660910310ba |
13 | 13a67a16c6785 |
14 | 761d77416954 |
15 | 3738890664aa |
hex | 1b65960f4a4e |
30123123231310 has 32 divisors (see below), whose sum is σ = 57345890947200. Its totient is φ = 11360978364960.
The previous prime is 30123123231293. The next prime is 30123123231413. The reversal of 30123123231310 is 1313232132103.
It is a super-2 number, since 2×301231232313102 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 375653640 + ... + 375733819.
It is an arithmetic number, because the mean of its divisors is an integer number (1792059092100).
Almost surely, 230123123231310 is an apocalyptic number.
30123123231310 is a deficient number, since it is larger than the sum of its proper divisors (27222767715890).
30123123231310 is a wasteful number, since it uses less digits than its factorization.
30123123231310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751387696.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 30123123231310 its reverse (1313232132103), we get a palindrome (31436355363413).
The spelling of 30123123231310 in words is "thirty trillion, one hundred twenty-three billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred ten".
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