Base | Representation |
---|---|
bin | 10011011110110… |
… | …110000000100000 |
3 | 211210000211112100 |
4 | 103132312000200 |
5 | 1132133241030 |
6 | 52233330400 |
7 | 11046126102 |
oct | 2336660040 |
9 | 753024470 |
10 | 326852640 |
11 | 158555254 |
12 | 91566a00 |
13 | 5294033a |
14 | 315a3572 |
15 | 1da65360 |
hex | 137b6020 |
326852640 has 144 divisors (see below), whose sum is σ = 1133974296. Its totient is φ = 85731840.
The previous prime is 326852639. The next prime is 326852663. The reversal of 326852640 is 46258623.
326852640 is a `hidden beast` number, since 3 + 2 + 6 + 8 + 5 + 2 + 640 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 11861136 + 314991504 = 3444^2 + 17748^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 326852595 and 326852604.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5358210 + ... + 5358270.
Almost surely, 2326852640 is an apocalyptic number.
326852640 is a gapful number since it is divisible by the number (30) 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 326852640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566987148).
326852640 is an abundant number, since it is smaller than the sum of its proper divisors (807121656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
326852640 is an frugal number, since it uses more digits than its factorization.
326852640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204 (or 71 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 36.
The square root of 326852640 is about 18079.0663475745. The cubic root of 326852640 is about 688.8383731409.
The spelling of 326852640 in words is "three hundred twenty-six million, eight hundred fifty-two thousand, six hundred forty".
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