Base | Representation |
---|---|
bin | 11010000111010… |
… | …11110010100001 |
3 | 120021012212222221 |
4 | 31003223302201 |
5 | 422040211401 |
6 | 33423231041 |
7 | 5300026612 |
oct | 1503536241 |
9 | 507185887 |
10 | 219069601 |
11 | 102728263 |
12 | 61448481 |
13 | 365030aa |
14 | 21147c09 |
15 | 143747a1 |
hex | d0ebca1 |
219069601 has 15 divisors (see below), whose sum is σ = 237017603. Its totient is φ = 202477680.
The previous prime is 219069593. The next prime is 219069611. The reversal of 219069601 is 106960912.
The square root of 219069601 is 14801.
It is a perfect power (a square), and thus also a powerful number.
219069601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 10556001 + 208513600 = 3249^2 + 14440^2 .
It is not a de Polignac number, because 219069601 - 23 = 219069593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (219069611) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5343141 + ... + 5343181.
Almost surely, 2219069601 is an apocalyptic number.
219069601 is the 14801-st square number.
219069601 is the 7401-st centered octagonal number.
It is an amenable number.
219069601 is a deficient number, since it is larger than the sum of its proper divisors (17948002).
219069601 is an frugal number, since it uses more digits than its factorization.
219069601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158 (or 60 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 34.
The cubic root of 219069601 is about 602.8288647277.
The spelling of 219069601 in words is "two hundred nineteen million, sixty-nine thousand, six hundred one".
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