Base | Representation |
---|---|
bin | 11010011000011110110… |
… | …000110101101001100101 |
3 | 20102022122112220022021121 |
4 | 122120132300311221211 |
5 | 214201002013134203 |
6 | 3504513245213541 |
7 | 244661432302240 |
oct | 32303660655145 |
9 | 6368575808247 |
10 | 1812992318053 |
11 | 639981998524 |
12 | 2534535612b1 |
13 | 101c6cb57477 |
14 | 63a6c0d8257 |
15 | 3226048e0bd |
hex | 1a61ec35a65 |
1812992318053 has 16 divisors (see below), whose sum is σ = 2139650104320. Its totient is φ = 1503287712000.
The previous prime is 1812992318051. The next prime is 1812992318077. The reversal of 1812992318053 is 3508132992181.
It is not a de Polignac number, because 1812992318053 - 21 = 1812992318051 is a prime.
It is a super-2 number, since 2×18129923180532 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1812992318051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034998 + ... + 2167303.
It is an arithmetic number, because the mean of its divisors is an integer number (133728131520).
Almost surely, 21812992318053 is an apocalyptic number.
It is an amenable number.
1812992318053 is a deficient number, since it is larger than the sum of its proper divisors (326657786267).
1812992318053 is a wasteful number, since it uses less digits than its factorization.
1812992318053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3204948.
The product of its (nonzero) digits is 933120, while the sum is 52.
The spelling of 1812992318053 in words is "one trillion, eight hundred twelve billion, nine hundred ninety-two million, three hundred eighteen thousand, fifty-three".
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