Base | Representation |
---|---|
bin | 100011011111001000001011… |
… | …0100010101101010101001100 |
3 | 1111221012102120100100020120210 |
4 | 1012332100112202231111030 |
5 | 311403111112334321140 |
6 | 3023511442301442420 |
7 | 122514321256541262 |
oct | 10676202642552514 |
9 | 1457172510306523 |
10 | 312141421401420 |
11 | 90504484964386 |
12 | 2b013122570410 |
13 | 10522a6acb9400 |
14 | 5711a22726432 |
15 | 26147ac171d80 |
hex | 11be4168ad54c |
312141421401420 has 72 divisors (see below), whose sum is σ = 946398013794576. Its totient is φ = 76834811419392.
The previous prime is 312141421401373. The next prime is 312141421401461. The reversal of 312141421401420 is 24104124141213.
It is a Harshad number since it is a multiple of its sum of digits (30).
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 23 ways as a sum of consecutive naturals, for example, 15391578687 + ... + 15391598966.
It is an arithmetic number, because the mean of its divisors is an integer number (13144416858258).
Almost surely, 2312141421401420 is an apocalyptic number.
312141421401420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
312141421401420 is an abundant number, since it is smaller than the sum of its proper divisors (634256592393156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312141421401420 is a wasteful number, since it uses less digits than its factorization.
312141421401420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30783177691 (or 30783177676 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
Adding to 312141421401420 its reverse (24104124141213), we get a palindrome (336245545542633).
The spelling of 312141421401420 in words is "three hundred twelve trillion, one hundred forty-one billion, four hundred twenty-one million, four hundred one thousand, four hundred twenty".
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