Base | Representation |
---|---|
bin | 101111110000010110101110… |
… | …111001010110010110011000 |
3 | 1000112122210001120110201111100 |
4 | 233300112232321112112120 |
5 | 210012122223240323112 |
6 | 2022410545154431400 |
7 | 62145151124466561 |
oct | 5760265671262630 |
9 | 1015583046421440 |
10 | 210031130011032 |
11 | 60a1677a433410 |
12 | 1b681534592560 |
13 | 9026b0993a175 |
14 | 39c17bd2ad168 |
15 | 19435d1e1e2dc |
hex | bf05aee56598 |
210031130011032 has 96 divisors (see below), whose sum is σ = 620550046920960. Its totient is φ = 63645435288000.
The previous prime is 210031130010991. The next prime is 210031130011037. The reversal of 210031130011032 is 230110031130012.
210031130011032 is a `hidden beast` number, since 2 + 10 + 0 + 311 + 300 + 1 + 10 + 32 = 666.
It is a super-3 number, since 3×2100311300110323 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 210031130010996 and 210031130011014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210031130011037) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160465557 + ... + 161769147.
It is an arithmetic number, because the mean of its divisors is an integer number (6464062988760).
Almost surely, 2210031130011032 is an apocalyptic number.
210031130011032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
210031130011032 is an abundant number, since it is smaller than the sum of its proper divisors (410518916909928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210031130011032 is a wasteful number, since it uses less digits than its factorization.
210031130011032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1507045 (or 1507038 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 210031130011032 its reverse (230110031130012), we get a palindrome (440141161141044).
The spelling of 210031130011032 in words is "two hundred ten trillion, thirty-one billion, one hundred thirty million, eleven thousand, thirty-two".
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