Base | Representation |
---|---|
bin | 101100101000… |
… | …1001110000110 |
3 | 1122000220121200 |
4 | 1121101032012 |
5 | 21442320400 |
6 | 2153323330 |
7 | 402623340 |
oct | 131211606 |
9 | 48026550 |
10 | 23401350 |
11 | 12233865 |
12 | 7a06546 |
13 | 4b0466b |
14 | 3172290 |
15 | 20c3b00 |
hex | 1651386 |
23401350 has 288 divisors, whose sum is σ = 83566080. Its totient is φ = 4561920.
The previous prime is 23401349. The next prime is 23401351. The reversal of 23401350 is 5310432.
It is an interprime number because it is at equal distance from previous prime (23401349) and next prime (23401351).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23401351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1017439 + ... + 1017461.
It is an arithmetic number, because the mean of its divisors is an integer number (290160).
Almost surely, 223401350 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23401350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41783040).
23401350 is an abundant number, since it is smaller than the sum of its proper divisors (60164730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23401350 is a wasteful number, since it uses less digits than its factorization.
23401350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84 (or 76 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 23401350 is about 4837.4941860430. The cubic root of 23401350 is about 286.0313509897.
Adding to 23401350 its reverse (5310432), we get a palindrome (28711782).
The spelling of 23401350 in words is "twenty-three million, four hundred one thousand, three hundred fifty".
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