Base | Representation |
---|---|
bin | 11001011110111… |
… | …00000100111000 |
3 | 112220020020211110 |
4 | 30233130010320 |
5 | 414210343420 |
6 | 33113400320 |
7 | 5203643610 |
oct | 1457340470 |
9 | 486206743 |
10 | 213762360 |
11 | aa732909 |
12 | 5b7090a0 |
13 | 35395506 |
14 | 20565a40 |
15 | 13b76ee0 |
hex | cbdc138 |
213762360 has 128 divisors (see below), whose sum is σ = 756633600. Its totient is φ = 47278080.
The previous prime is 213762347. The next prime is 213762371. The reversal of 213762360 is 63267312.
213762360 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2137623603 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 21936 + ... + 30144.
It is an arithmetic number, because the mean of its divisors is an integer number (5911200).
Almost surely, 2213762360 is an apocalyptic number.
213762360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213762360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378316800).
213762360 is an abundant number, since it is smaller than the sum of its proper divisors (542871240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213762360 is a wasteful number, since it uses less digits than its factorization.
213762360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8261 (or 8257 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 30.
The square root of 213762360 is about 14620.6142141840. The cubic root of 213762360 is about 597.9209151091.
The spelling of 213762360 in words is "two hundred thirteen million, seven hundred sixty-two thousand, three hundred sixty".
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