Base | Representation |
---|---|
bin | 11001110000010… |
… | …10110101010110 |
3 | 120001112112022000 |
4 | 30320022311112 |
5 | 420302113110 |
6 | 33234420130 |
7 | 5232255246 |
oct | 1470126526 |
9 | 501475260 |
10 | 216051030 |
11 | 100a56378 |
12 | 60431646 |
13 | 359b7160 |
14 | 2099db26 |
15 | 13e7a1c0 |
hex | ce0ad56 |
216051030 has 64 divisors (see below), whose sum is σ = 620464320. Its totient is φ = 53180928.
The previous prime is 216051023. The next prime is 216051041. The reversal of 216051030 is 30150612.
216051030 is a `hidden beast` number, since 21 + 605 + 10 + 30 = 666.
216051030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 216050994 and 216051012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27267 + ... + 34286.
It is an arithmetic number, because the mean of its divisors is an integer number (9694755).
Almost surely, 2216051030 is an apocalyptic number.
216051030 is an abundant number, since it is smaller than the sum of its proper divisors (404413290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216051030 is a wasteful number, since it uses less digits than its factorization.
216051030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61582 (or 61576 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 216051030 is about 14698.6744300294. The cubic root of 216051030 is about 600.0472462796.
The spelling of 216051030 in words is "two hundred sixteen million, fifty-one thousand, thirty".
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