Base | Representation |
---|---|
bin | 11010001000111… |
… | …01111100010110 |
3 | 120021121022210102 |
4 | 31010131330112 |
5 | 422113300110 |
6 | 33431454102 |
7 | 5301543542 |
oct | 1504357426 |
9 | 507538712 |
10 | 219275030 |
11 | 102858637 |
12 | 61527332 |
13 | 36575750 |
14 | 2119ca22 |
15 | 143b55a5 |
hex | d11df16 |
219275030 has 32 divisors (see below), whose sum is σ = 425845728. Its totient is φ = 80812800.
The previous prime is 219274981. The next prime is 219275033. The reversal of 219275030 is 30572912.
It is a junction number, because it is equal to n+sod(n) for n = 219274984 and 219275002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (219275033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88610 + ... + 91050.
It is an arithmetic number, because the mean of its divisors is an integer number (13307679).
Almost surely, 2219275030 is an apocalyptic number.
219275030 is a deficient number, since it is larger than the sum of its proper divisors (206570698).
219275030 is a wasteful number, since it uses less digits than its factorization.
219275030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3152.
The product of its (nonzero) digits is 3780, while the sum is 29.
The square root of 219275030 is about 14807.9380738846. The cubic root of 219275030 is about 603.0172368877.
The spelling of 219275030 in words is "two hundred nineteen million, two hundred seventy-five thousand, thirty".
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