Base | Representation |
---|---|
bin | 101100101100… |
… | …1011101110000 |
3 | 1122002121221102 |
4 | 1121121131300 |
5 | 21444410440 |
6 | 2154143532 |
7 | 403123652 |
oct | 131313560 |
9 | 48077842 |
10 | 23435120 |
11 | 12257175 |
12 | 7a21ba8 |
13 | 4b16b47 |
14 | 31806d2 |
15 | 20cdb15 |
hex | 1659770 |
23435120 has 40 divisors (see below), whose sum is σ = 54800064. Its totient is φ = 9320192.
The previous prime is 23435077. The next prime is 23435147. The reversal of 23435120 is 2153432.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 23435092 and 23435101.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15017 + ... + 16503.
Almost surely, 223435120 is an apocalyptic number.
23435120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23435120 is an abundant number, since it is smaller than the sum of its proper divisors (31364944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23435120 is a wasteful number, since it uses less digits than its factorization.
23435120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1697 (or 1691 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 23435120 is about 4840.9833711757. The cubic root of 23435120 is about 286.1688734841.
Adding to 23435120 its reverse (2153432), we get a palindrome (25588552).
The spelling of 23435120 in words is "twenty-three million, four hundred thirty-five thousand, one hundred twenty".
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