Base | Representation |
---|---|
bin | 1100011001100010000… |
… | …1010010110100011001 |
3 | 202100211012011002111022 |
4 | 3012120201102310121 |
5 | 11442222114342134 |
6 | 241505000012225 |
7 | 21250433232260 |
oct | 3063041226431 |
9 | 670735132438 |
10 | 213012262169 |
11 | 82379961383 |
12 | 35349461075 |
13 | 171190c52a5 |
14 | a44a31d5d7 |
15 | 581a9e952e |
hex | 3198852d19 |
213012262169 has 16 divisors (see below), whose sum is σ = 254120586240. Its totient is φ = 174579284880.
The previous prime is 213012262121. The next prime is 213012262237. The reversal of 213012262169 is 961262210312.
It is not a de Polignac number, because 213012262169 - 212 = 213012258073 is a prime.
It is a super-2 number, since 2×2130122621692 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (213012262109) 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, 197462 + ... + 681920.
It is an arithmetic number, because the mean of its divisors is an integer number (15882536640).
Almost surely, 2213012262169 is an apocalyptic number.
It is an amenable number.
213012262169 is a deficient number, since it is larger than the sum of its proper divisors (41108324071).
213012262169 is a wasteful number, since it uses less digits than its factorization.
213012262169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487220.
The product of its (nonzero) digits is 15552, while the sum is 35.
The spelling of 213012262169 in words is "two hundred thirteen billion, twelve million, two hundred sixty-two thousand, one hundred sixty-nine".
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