Base | Representation |
---|---|
bin | 1110001010000000011000… |
… | …11110101001010000011110 |
3 | 11002020000022110001001022020 |
4 | 13011000030132221100132 |
5 | 13040014002333240220 |
6 | 150112552501001010 |
7 | 6362035461542061 |
oct | 705001436512036 |
9 | 132200273031266 |
10 | 31130132321310 |
11 | 9a12240153030 |
12 | 35a928a3b3166 |
13 | 144a735b2b839 |
14 | 7989c66a48d8 |
15 | 38eb75ce0040 |
hex | 1c500c7a941e |
31130132321310 has 64 divisors (see below), whose sum is σ = 85048013698560. Its totient is φ = 7218581406080.
The previous prime is 31130132321303. The next prime is 31130132321341. The reversal of 31130132321310 is 1312323103113.
It is a super-2 number, since 2×311301323213102 (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 (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2050725765 + ... + 2050740944.
It is an arithmetic number, because the mean of its divisors is an integer number (1328875214040).
Almost surely, 231130132321310 is an apocalyptic number.
31130132321310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31130132321310 is an abundant number, since it is smaller than the sum of its proper divisors (53917881377250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31130132321310 is a wasteful number, since it uses less digits than its factorization.
31130132321310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4101466753.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 31130132321310 its reverse (1312323103113), we get a palindrome (32442455424423).
The spelling of 31130132321310 in words is "thirty-one trillion, one hundred thirty billion, one hundred thirty-two million, three hundred twenty-one thousand, three hundred ten".
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