Base | Representation |
---|---|
bin | 1101011010101111000… |
… | …1111001111111111100 |
3 | 211001000000010011110000 |
4 | 3112223301321333330 |
5 | 12234043401100434 |
6 | 253521445514300 |
7 | 22440245215623 |
oct | 3265361717774 |
9 | 731000104400 |
10 | 230515253244 |
11 | 8984093a661 |
12 | 38813112990 |
13 | 1897837a043 |
14 | b22ab326ba |
15 | 5ee242ab99 |
hex | 35abc79ffc |
230515253244 has 120 divisors (see below), whose sum is σ = 624141357840. Its totient is φ = 74099660544.
The previous prime is 230515253239. The next prime is 230515253261. The reversal of 230515253244 is 442352515032.
230515253244 is a `hidden beast` number, since 2 + 30 + 5 + 1 + 52 + 532 + 44 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 230515253199 and 230515253208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8038059 + ... + 8066685.
It is an arithmetic number, because the mean of its divisors is an integer number (5201177982).
Almost surely, 2230515253244 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230515253244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312070678920).
230515253244 is an abundant number, since it is smaller than the sum of its proper divisors (393626104596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230515253244 is a wasteful number, since it uses less digits than its factorization.
230515253244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29529 (or 29518 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 36.
Adding to 230515253244 its reverse (442352515032), we get a palindrome (672867768276).
The spelling of 230515253244 in words is "two hundred thirty billion, five hundred fifteen million, two hundred fifty-three thousand, two hundred forty-four".
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