Base | Representation |
---|---|
bin | 10101100001000100… |
… | …000111000101101000 |
3 | 2012122002221110002102 |
4 | 111201010013011220 |
5 | 334303421212130 |
6 | 14340303552532 |
7 | 1445343562355 |
oct | 254104070550 |
9 | 65562843072 |
10 | 23103304040 |
11 | 9886238303 |
12 | 45892bb748 |
13 | 22425bb80b |
14 | 11924dd62c |
15 | 903418645 |
hex | 561107168 |
23103304040 has 32 divisors (see below), whose sum is σ = 54242542080. Its totient is φ = 8839524672.
The previous prime is 23103304033. The next prime is 23103304097. The reversal of 23103304040 is 4040330132.
It is a Harshad number since it is a multiple of its sum of digits (20).
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, 12555224 + ... + 12557063.
It is an arithmetic number, because the mean of its divisors is an integer number (1695079440).
Almost surely, 223103304040 is an apocalyptic number.
23103304040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23103304040 is an abundant number, since it is smaller than the sum of its proper divisors (31139238040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23103304040 is a wasteful number, since it uses less digits than its factorization.
23103304040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25112321 (or 25112317 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 23103304040 its reverse (4040330132), we get a palindrome (27143634172).
The spelling of 23103304040 in words is "twenty-three billion, one hundred three million, three hundred four thousand, forty".
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