Base | Representation |
---|---|
bin | 110001001110110001… |
… | …1111000111011000101 |
3 | 101002212222210220001110 |
4 | 1202131203320323011 |
5 | 3213004444134323 |
6 | 120322431115233 |
7 | 10431622444152 |
oct | 1423543707305 |
9 | 332788726043 |
10 | 105722646213 |
11 | 4092274a988 |
12 | 185a6372b19 |
13 | 9c7b2a9432 |
14 | 518d0b3229 |
15 | 2b3b838793 |
hex | 189d8f8ec5 |
105722646213 has 32 divisors (see below), whose sum is σ = 152789383296. Its totient is φ = 64766435328.
The previous prime is 105722646137. The next prime is 105722646217. The reversal of 105722646213 is 312646227501.
It is not a de Polignac number, because 105722646213 - 29 = 105722645701 is a prime.
It is a super-2 number, since 2×1057226462132 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105722646217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6213045 + ... + 6230037.
It is an arithmetic number, because the mean of its divisors is an integer number (4774668228).
Almost surely, 2105722646213 is an apocalyptic number.
It is an amenable number.
105722646213 is a deficient number, since it is larger than the sum of its proper divisors (47066737083).
105722646213 is a wasteful number, since it uses less digits than its factorization.
105722646213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19893.
The product of its (nonzero) digits is 120960, while the sum is 39.
The spelling of 105722646213 in words is "one hundred five billion, seven hundred twenty-two million, six hundred forty-six thousand, two hundred thirteen".
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