Base | Representation |
---|---|
bin | 1011010000000011… |
… | …1110010111010000 |
3 | 21210110221201212102 |
4 | 2310000332113100 |
5 | 22141124414240 |
6 | 1215404215532 |
7 | 134561613431 |
oct | 26400762720 |
9 | 7713851772 |
10 | 3020154320 |
11 | 130a886707 |
12 | 70353a5a8 |
13 | 39191cc81 |
14 | 209171488 |
15 | 12a225815 |
hex | b403e5d0 |
3020154320 has 20 divisors (see below), whose sum is σ = 7021858980. Its totient is φ = 1208061696.
The previous prime is 3020154317. The next prime is 3020154343. The reversal of 3020154320 is 234510203.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1723578256 + 1296576064 = 41516^2 + 36008^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×30201543202 = 18242664233229324800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 3020154292 and 3020154301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18875885 + ... + 18876044.
It is an arithmetic number, because the mean of its divisors is an integer number (351092949).
Almost surely, 23020154320 is an apocalyptic number.
It is an amenable number.
3020154320 is an abundant number, since it is smaller than the sum of its proper divisors (4001704660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3020154320 is a wasteful number, since it uses less digits than its factorization.
3020154320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37751942 (or 37751936 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 3020154320 is about 54955.9307081592. The cubic root of 3020154320 is about 1445.4720934446.
Adding to 3020154320 its reverse (234510203), we get a palindrome (3254664523).
The spelling of 3020154320 in words is "three billion, twenty million, one hundred fifty-four thousand, three hundred twenty".
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