Base | Representation |
---|---|
bin | 1000010011101101… |
… | …0101001011101100 |
3 | 12202102102010212120 |
4 | 2010323111023230 |
5 | 14031404131042 |
6 | 1005143432540 |
7 | 106156632501 |
oct | 20473251354 |
9 | 5672363776 |
10 | 2230145772 |
11 | a4494a588 |
12 | 522a55750 |
13 | 297057aaa |
14 | 1722874a8 |
15 | d0bc3dec |
hex | 84ed52ec |
2230145772 has 24 divisors (see below), whose sum is σ = 5204722992. Its totient is φ = 743232000.
The previous prime is 2230145761. The next prime is 2230145783. The reversal of 2230145772 is 2775410322.
2230145772 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2230145761) and next prime (2230145783).
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, 54772 + ... + 86372.
It is an arithmetic number, because the mean of its divisors is an integer number (216863458).
Almost surely, 22230145772 is an apocalyptic number.
It is an amenable number.
2230145772 is an abundant number, since it is smaller than the sum of its proper divisors (2974577220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2230145772 is a wasteful number, since it uses less digits than its factorization.
2230145772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37489 (or 37487 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 33.
The square root of 2230145772 is about 47224.4192341208. The cubic root of 2230145772 is about 1306.5050230710.
The spelling of 2230145772 in words is "two billion, two hundred thirty million, one hundred forty-five thousand, seven hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •