Base | Representation |
---|---|
bin | 101100011100… |
… | …1100000010100 |
3 | 1121211222100222 |
4 | 1120321200110 |
5 | 21431213322 |
6 | 2151253512 |
7 | 402040211 |
oct | 130714024 |
9 | 47758328 |
10 | 23304212 |
11 | 12177888 |
12 | 797a298 |
13 | 4a9c399 |
14 | 3148b08 |
15 | 20a4e42 |
hex | 1639814 |
23304212 has 24 divisors (see below), whose sum is σ = 43341480. Its totient is φ = 10926080.
The previous prime is 23304209. The next prime is 23304299. The reversal of 23304212 is 21240332.
It can be written as a sum of positive squares in 4 ways, for example, as 1157776 + 22146436 = 1076^2 + 4706^2 .
It is a super-4 number, since 4×233042124 (a number of 31 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26012 + ... + 26892.
It is an arithmetic number, because the mean of its divisors is an integer number (1805895).
Almost surely, 223304212 is an apocalyptic number.
It is an amenable number.
23304212 is a deficient number, since it is larger than the sum of its proper divisors (20037268).
23304212 is a wasteful number, since it uses less digits than its factorization.
23304212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1291 (or 1289 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 23304212 is about 4827.4436299143. The cubic root of 23304212 is about 285.6350341621.
Adding to 23304212 its reverse (21240332), we get a palindrome (44544544).
The spelling of 23304212 in words is "twenty-three million, three hundred four thousand, two hundred twelve".
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