Base | Representation |
---|---|
bin | 101101001010… |
… | …0100001110000 |
3 | 1122112220210102 |
4 | 1122110201300 |
5 | 22030131130 |
6 | 2203251532 |
7 | 405152162 |
oct | 132244160 |
9 | 48486712 |
10 | 23677040 |
11 | 12401a02 |
12 | 7b19ba8 |
13 | 4b9ccaa |
14 | 3204932 |
15 | 212a645 |
hex | 1694870 |
23677040 has 80 divisors (see below), whose sum is σ = 59653920. Its totient is φ = 8709120.
The previous prime is 23677019. The next prime is 23677057. The reversal of 23677040 is 4077632.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 23676994 and 23677012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56030 + ... + 56450.
It is an arithmetic number, because the mean of its divisors is an integer number (745674).
Almost surely, 223677040 is an apocalyptic number.
23677040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23677040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29826960).
23677040 is an abundant number, since it is smaller than the sum of its proper divisors (35976880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23677040 is a wasteful number, since it uses less digits than its factorization.
23677040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490 (or 484 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 29.
The square root of 23677040 is about 4865.9058766072. The cubic root of 23677040 is about 287.1502084936.
The spelling of 23677040 in words is "twenty-three million, six hundred seventy-seven thousand, forty".
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