Base | Representation |
---|---|
bin | 100011100001001011011000… |
… | …1111010100111101011001111 |
3 | 1111222012100220001101121110002 |
4 | 1013002112301322213223033 |
5 | 311422220203424344211 |
6 | 3024245123120434515 |
7 | 122543555111655215 |
oct | 10702266172475317 |
9 | 1458170801347402 |
10 | 312423201012431 |
11 | 90602a3212a763 |
12 | 2b059861a78a3b |
13 | 105434c6041c52 |
14 | 5721513a6ccb5 |
15 | 261bc9ee4203b |
hex | 11c25b1ea7acf |
312423201012431 has 4 divisors (see below), whose sum is σ = 316187335964472. Its totient is φ = 308659066060392.
The previous prime is 312423201012301. The next prime is 312423201012437. The reversal of 312423201012431 is 134210102324213.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 312423201012431 - 222 = 312423196818127 is a prime.
It is a super-2 number, since 2×3124232010124312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 312423201012394 and 312423201012403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312423201012437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882067475896 + ... + 1882067476061.
It is an arithmetic number, because the mean of its divisors is an integer number (79046833991118).
Almost surely, 2312423201012431 is an apocalyptic number.
312423201012431 is a deficient number, since it is larger than the sum of its proper divisors (3764134952041).
312423201012431 is an equidigital number, since it uses as much as digits as its factorization.
312423201012431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3764134952040.
The product of its (nonzero) digits is 6912, while the sum is 29.
Adding to 312423201012431 its reverse (134210102324213), we get a palindrome (446633303336644).
The spelling of 312423201012431 in words is "three hundred twelve trillion, four hundred twenty-three billion, two hundred one million, twelve thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •