Base | Representation |
---|---|
bin | 1110001110111101011000… |
… | …00010110011100001010101 |
3 | 11002211021120122012110111020 |
4 | 13013132230002303201111 |
5 | 13100311020123234141 |
6 | 150323055413431353 |
7 | 6410241636400626 |
oct | 707365402634125 |
9 | 132737518173436 |
10 | 31300313102421 |
11 | 9a7842a826780 |
12 | 361626363b559 |
13 | 14607b737119c |
14 | 7a2d2c359a4d |
15 | 3942d644a266 |
hex | 1c77ac0b3855 |
31300313102421 has 8 divisors (see below), whose sum is σ = 45527728149024. Its totient is φ = 18969886728720.
The previous prime is 31300313102417. The next prime is 31300313102453. The reversal of 31300313102421 is 12420131300313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31300313102421 - 22 = 31300313102417 is a prime.
It is a super-2 number, since 2×313003131024212 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31300313102391 and 31300313102400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31300313102521) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 474247168186 + ... + 474247168251.
It is an arithmetic number, because the mean of its divisors is an integer number (5690966018628).
Almost surely, 231300313102421 is an apocalyptic number.
It is an amenable number.
31300313102421 is a deficient number, since it is larger than the sum of its proper divisors (14227415046603).
31300313102421 is a wasteful number, since it uses less digits than its factorization.
31300313102421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 948494336451.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 31300313102421 its reverse (12420131300313), we get a palindrome (43720444402734).
The spelling of 31300313102421 in words is "thirty-one trillion, three hundred billion, three hundred thirteen million, one hundred two thousand, four hundred twenty-one".
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