Base | Representation |
---|---|
bin | 11001011001011… |
… | …11110100100010 |
3 | 112211220101222200 |
4 | 30230233310202 |
5 | 414020304202 |
6 | 33050314030 |
7 | 5164644600 |
oct | 1454576442 |
9 | 484811880 |
10 | 213056802 |
11 | aa2a0802 |
12 | 5b428916 |
13 | 351a931a |
14 | 20420870 |
15 | 13a87e1c |
hex | cb2fd22 |
213056802 has 36 divisors (see below), whose sum is σ = 536992326. Its totient is φ = 60873120.
The previous prime is 213056777. The next prime is 213056803. The reversal of 213056802 is 208650312.
It can be written as a sum of positive squares in only one way, i.e., 191517921 + 21538881 = 13839^2 + 4641^2 .
It is not an unprimeable number, because it can be changed into a prime (213056803) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 119899 + ... + 121662.
Almost surely, 2213056802 is an apocalyptic number.
213056802 is an abundant number, since it is smaller than the sum of its proper divisors (323935524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213056802 is a wasteful number, since it uses less digits than its factorization.
213056802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241583 (or 241573 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 213056802 is about 14596.4653940603. The cubic root of 213056802 is about 597.2623444012.
The spelling of 213056802 in words is "two hundred thirteen million, fifty-six thousand, eight hundred two".
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