Base | Representation |
---|---|
bin | 11000000101001… |
… | …10111011010000 |
3 | 112002010012001201 |
4 | 30002212323100 |
5 | 403203312240 |
6 | 32013440544 |
7 | 5002026241 |
oct | 1402467320 |
9 | 462105051 |
10 | 202010320 |
11 | a4036386 |
12 | 577a0154 |
13 | 32b0c345 |
14 | 1cb86cc8 |
15 | 12b04d9a |
hex | c0a6ed0 |
202010320 has 40 divisors (see below), whose sum is σ = 497305224. Its totient is φ = 76050432.
The previous prime is 202010309. The next prime is 202010323. The reversal of 202010320 is 23010202.
It can be written as a sum of positive squares in 4 ways, for example, as 1617984 + 200392336 = 1272^2 + 14156^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 202010297 and 202010306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202010323) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72909 + ... + 75628.
Almost surely, 2202010320 is an apocalyptic number.
202010320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202010320 is an abundant number, since it is smaller than the sum of its proper divisors (295294904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202010320 is a wasteful number, since it uses less digits than its factorization.
202010320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148567 (or 148561 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 202010320 is about 14213.0334552480. The cubic root of 202010320 is about 586.7564227915.
Adding to 202010320 its reverse (23010202), we get a palindrome (225020522).
The spelling of 202010320 in words is "two hundred two million, ten thousand, three hundred twenty".
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