Base | Representation |
---|---|
bin | 101100100001… |
… | …1100100101110 |
3 | 1121221001221110 |
4 | 1121003210232 |
5 | 21434023304 |
6 | 2152212450 |
7 | 402301356 |
oct | 131034456 |
9 | 47831843 |
10 | 23345454 |
11 | 121a5870 |
12 | 799a126 |
13 | 4ab50a2 |
14 | 3159b66 |
15 | 20b2289 |
hex | 164392e |
23345454 has 32 divisors (see below), whose sum is σ = 53934336. Its totient is φ = 6657920.
The previous prime is 23345453. The next prime is 23345479. The reversal of 23345454 is 45454332.
It is a super-2 number, since 2×233454542 = 1090020444932232, which contains 22 as substring.
23345454 is a modest number, since divided by 5454 gives 2334 as remainder.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23345453) 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, 9282 + ... + 11525.
It is an arithmetic number, because the mean of its divisors is an integer number (1685448).
Almost surely, 223345454 is an apocalyptic number.
23345454 is an abundant number, since it is smaller than the sum of its proper divisors (30588882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23345454 is a wasteful number, since it uses less digits than its factorization.
23345454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20840.
The product of its digits is 28800, while the sum is 30.
The square root of 23345454 is about 4831.7133607034. The cubic root of 23345454 is about 285.8034331579.
Adding to 23345454 its reverse (45454332), we get a palindrome (68799786).
The spelling of 23345454 in words is "twenty-three million, three hundred forty-five thousand, four hundred fifty-four".
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