Base | Representation |
---|---|
bin | 1110000110010010000111… |
… | …01110111001100000111000 |
3 | 11001202210010100012120112220 |
4 | 13003021003232321200320 |
5 | 13030420011314411300 |
6 | 145534115132204040 |
7 | 6346556446435263 |
oct | 703110356714070 |
9 | 131683110176486 |
10 | 31002210310200 |
11 | 9972a66548798 |
12 | 3588529609620 |
13 | 143b65a60923c |
14 | 79272d195cda |
15 | 38b68a5e6da0 |
hex | 1c3243bb9838 |
31002210310200 has 192 divisors, whose sum is σ = 101205465292800. Its totient is φ = 7835261068800.
The previous prime is 31002210310133. The next prime is 31002210310213. The reversal of 31002210310200 is 201301220013.
It is a super-2 number, since 2×310022103102002 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 31002210310200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8801016 + ... + 11809415.
It is an arithmetic number, because the mean of its divisors is an integer number (527111798400).
Almost surely, 231002210310200 is an apocalyptic number.
31002210310200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
31002210310200 is an abundant number, since it is smaller than the sum of its proper divisors (70203254982600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31002210310200 is a wasteful number, since it uses less digits than its factorization.
31002210310200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20610582 (or 20610573 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 31002210310200 its reverse (201301220013), we get a palindrome (31203511530213).
The spelling of 31002210310200 in words is "thirty-one trillion, two billion, two hundred ten million, three hundred ten thousand, two hundred".
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