Base | Representation |
---|---|
bin | 1110001111100010101010… |
… | …01010011001000111011110 |
3 | 11002220012020200002222020210 |
4 | 13013301111022121013132 |
5 | 13101123014024410420 |
6 | 150340205555553250 |
7 | 6411550661014002 |
oct | 707612512310736 |
9 | 132805220088223 |
10 | 31320330310110 |
11 | 9a85971a39126 |
12 | 361a10b2bb826 |
13 | 146265749228a |
14 | 7a3caaa40702 |
15 | 394aa89649e0 |
hex | 1c7c552991de |
31320330310110 has 32 divisors (see below), whose sum is σ = 77593592512512. Its totient is φ = 8082665886240.
The previous prime is 31320330310103. The next prime is 31320330310169. The reversal of 31320330310110 is 1101303302313.
It is a super-4 number, since 4×313203303101104 (a number of 55 digits) contains 4444 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16838886334 + ... + 16838888193.
It is an arithmetic number, because the mean of its divisors is an integer number (2424799766016).
Almost surely, 231320330310110 is an apocalyptic number.
31320330310110 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31320330310110 is an abundant number, since it is smaller than the sum of its proper divisors (46273262202402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31320330310110 is a wasteful number, since it uses less digits than its factorization.
31320330310110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33677774568.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 31320330310110 its reverse (1101303302313), we get a palindrome (32421633612423).
The spelling of 31320330310110 in words is "thirty-one trillion, three hundred twenty billion, three hundred thirty million, three hundred ten thousand, one hundred ten".
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