Base | Representation |
---|---|
bin | 11011011011111… |
… | …10100111000000 |
3 | 121001002011200120 |
4 | 31231332213000 |
5 | 432410003421 |
6 | 34501020240 |
7 | 5463204615 |
oct | 1555764700 |
9 | 531064616 |
10 | 230156736 |
11 | 108a10187 |
12 | 650b4680 |
13 | 388b5724 |
14 | 227d250c |
15 | 153148c6 |
hex | db7e9c0 |
230156736 has 56 divisors (see below), whose sum is σ = 617335824. Its totient is φ = 75663360.
The previous prime is 230156723. The next prime is 230156743. The reversal of 230156736 is 637651032.
It is a junction number, because it is equal to n+sod(n) for n = 230156697 and 230156706.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5806 + ... + 22226.
It is an arithmetic number, because the mean of its divisors is an integer number (11023854).
Almost surely, 2230156736 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 230156736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308667912).
230156736 is an abundant number, since it is smaller than the sum of its proper divisors (387179088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230156736 is a wasteful number, since it uses less digits than its factorization.
230156736 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16509 (or 16499 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 33.
The square root of 230156736 is about 15170.9174409460. The cubic root of 230156736 is about 612.8317112572.
The spelling of 230156736 in words is "two hundred thirty million, one hundred fifty-six thousand, seven hundred thirty-six".
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