Base | Representation |
---|---|
bin | 1000100101001011… |
… | …0000000001011000 |
3 | 12221112020112101110 |
4 | 2021102300001120 |
5 | 14204132101010 |
6 | 1020321420320 |
7 | 111036345024 |
oct | 21122600130 |
9 | 5845215343 |
10 | 2303393880 |
11 | a82229a07 |
12 | 54349a6a0 |
13 | 2a9292b78 |
14 | 17bcb3384 |
15 | d7342120 |
hex | 894b0058 |
2303393880 has 128 divisors (see below), whose sum is σ = 7282897920. Its totient is φ = 581644800.
The previous prime is 2303393879. The next prime is 2303393887. The reversal of 2303393880 is 883933032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2303393887) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 274629 + ... + 282891.
It is an arithmetic number, because the mean of its divisors is an integer number (56897640).
Almost surely, 22303393880 is an apocalyptic number.
2303393880 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 2303393880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3641448960).
2303393880 is an abundant number, since it is smaller than the sum of its proper divisors (4979504040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2303393880 is a wasteful number, since it uses less digits than its factorization.
2303393880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8401 (or 8397 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 39.
The square root of 2303393880 is about 47993.6858347012. The cubic root of 2303393880 is about 1320.6550697158.
The spelling of 2303393880 in words is "two billion, three hundred three million, three hundred ninety-three thousand, eight hundred eighty".
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