Base | Representation |
---|---|
bin | 101101101011… |
… | …1111100111100 |
3 | 1200001221122000 |
4 | 1123113330330 |
5 | 22113000322 |
6 | 2213222300 |
7 | 410412303 |
oct | 133277474 |
9 | 50057560 |
10 | 23953212 |
11 | 12580448 |
12 | 8031990 |
13 | 4c688ca |
14 | 327743a |
15 | 21823ac |
hex | 16d7f3c |
23953212 has 48 divisors (see below), whose sum is σ = 64807680. Its totient is φ = 7636464.
The previous prime is 23953211. The next prime is 23953213. The reversal of 23953212 is 21235932.
It is an interprime number because it is at equal distance from previous prime (23953211) and next prime (23953213).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23953211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2338 + ... + 7305.
It is an arithmetic number, because the mean of its divisors is an integer number (1350160).
Almost surely, 223953212 is an apocalyptic number.
It is an amenable number.
23953212 is an abundant number, since it is smaller than the sum of its proper divisors (40854468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23953212 is a wasteful number, since it uses less digits than its factorization.
23953212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9679 (or 9671 counting only the distinct ones).
The product of its digits is 3240, while the sum is 27.
The square root of 23953212 is about 4894.2018756892. The cubic root of 23953212 is about 288.2623477526.
The spelling of 23953212 in words is "twenty-three million, nine hundred fifty-three thousand, two hundred twelve".
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