Base | Representation |
---|---|
bin | 101100101000… |
… | …1001010101010 |
3 | 1122000220022112 |
4 | 1121101022222 |
5 | 21442314010 |
6 | 2153322322 |
7 | 402622604 |
oct | 131211252 |
9 | 48026275 |
10 | 23401130 |
11 | 12233685 |
12 | 7a063a2 |
13 | 4b0452c |
14 | 3172174 |
15 | 20c3a05 |
hex | 16512aa |
23401130 has 16 divisors (see below), whose sum is σ = 42180264. Its totient is φ = 9347520.
The previous prime is 23401127. The next prime is 23401139. The reversal of 23401130 is 3110432.
It can be written as a sum of positive squares in 4 ways, for example, as 22857961 + 543169 = 4781^2 + 737^2 .
It is a super-2 number, since 2×234011302 = 1095225770553800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23401139) 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 7 ways as a sum of consecutive naturals, for example, 9860 + ... + 12000.
Almost surely, 223401130 is an apocalyptic number.
23401130 is a deficient number, since it is larger than the sum of its proper divisors (18779134).
23401130 is a wasteful number, since it uses less digits than its factorization.
23401130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3241.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 23401130 is about 4837.4714469442. The cubic root of 23401130 is about 286.0304546440.
Adding to 23401130 its reverse (3110432), we get a palindrome (26511562).
The spelling of 23401130 in words is "twenty-three million, four hundred one thousand, one hundred thirty".
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