Base | Representation |
---|---|
bin | 11110000000011011010… |
… | …01011000000100010100 |
3 | 10122120020122002122120000 |
4 | 33000031221120010110 |
5 | 113343012400220312 |
6 | 2105351120211300 |
7 | 134326443522465 |
oct | 17001551300424 |
9 | 3576218078500 |
10 | 1031021101332 |
11 | 368287595522 |
12 | 14799aa69b30 |
13 | 762c00785c1 |
14 | 37c8a332d6c |
15 | 1bc44d3dadc |
hex | f00da58114 |
1031021101332 has 60 divisors (see below), whose sum is σ = 2695982145780. Its totient is φ = 343585805184.
The previous prime is 1031021101237. The next prime is 1031021101333. The reversal of 1031021101332 is 2331011201301.
1031021101332 is a `hidden beast` number, since 1 + 0 + 310 + 21 + 1 + 0 + 1 + 332 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 443508049296 + 587513052036 = 665964^2 + 766494^2 .
It is a super-2 number, since 2×10310211013322 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031021101333) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 868038 + ... + 1677954.
It is an arithmetic number, because the mean of its divisors is an integer number (44933035763).
Almost surely, 21031021101332 is an apocalyptic number.
1031021101332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1031021101332 is an abundant number, since it is smaller than the sum of its proper divisors (1664961044448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031021101332 is a wasteful number, since it uses less digits than its factorization.
1031021101332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 813862 (or 813851 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 1031021101332 its reverse (2331011201301), we get a palindrome (3362032302633).
The spelling of 1031021101332 in words is "one trillion, thirty-one billion, twenty-one million, one hundred one thousand, three hundred thirty-two".
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