Base | Representation |
---|---|
bin | 1100111111100001111… |
… | …1011000111001110100 |
3 | 210100011001100012211111 |
4 | 3033320133120321310 |
5 | 12124114322411012 |
6 | 250313050244404 |
7 | 22061260221400 |
oct | 3177037307164 |
9 | 710131305744 |
10 | 223212310132 |
11 | 86733591389 |
12 | 37315426704 |
13 | 18083385826 |
14 | ab36c78100 |
15 | 5c16220ba7 |
hex | 33f87d8e74 |
223212310132 has 36 divisors (see below), whose sum is σ = 454639839780. Its totient is φ = 95611186944.
The previous prime is 223212310109. The next prime is 223212310133. The reversal of 223212310132 is 231013212322.
It can be written as a sum of positive squares in 2 ways, for example, as 94571010576 + 128641299556 = 307524^2 + 358666^2 .
It is a super-3 number, since 3×2232123101323 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223212310133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63094 + ... + 671122.
Almost surely, 2223212310132 is an apocalyptic number.
It is an amenable number.
223212310132 is an abundant number, since it is smaller than the sum of its proper divisors (231427529648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223212310132 is a wasteful number, since it uses less digits than its factorization.
223212310132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 609920 (or 609911 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 223212310132 its reverse (231013212322), we get a palindrome (454225522454).
The spelling of 223212310132 in words is "two hundred twenty-three billion, two hundred twelve million, three hundred ten thousand, one hundred thirty-two".
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