Base | Representation |
---|---|
bin | 1100010111100111… |
… | …1111000011010100 |
3 | 22120101202022211021 |
4 | 3011321333003110 |
5 | 23244444441040 |
6 | 1305245450524 |
7 | 145165120654 |
oct | 30571770324 |
9 | 8511668737 |
10 | 3320312020 |
11 | 1454258623 |
12 | 787b70a44 |
13 | 40bb7478c |
14 | 236d86364 |
15 | 14676624a |
hex | c5e7f0d4 |
3320312020 has 48 divisors (see below), whose sum is σ = 7163251200. Its totient is φ = 1292007680.
The previous prime is 3320312011. The next prime is 3320312027. The reversal of 3320312020 is 202130233.
It is a super-2 number, since 2×33203120202 = 22048943820312960800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3320311985 and 3320312003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3320312027) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288741 + ... + 300019.
It is an arithmetic number, because the mean of its divisors is an integer number (149234400).
Almost surely, 23320312020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3320312020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3581625600).
3320312020 is an abundant number, since it is smaller than the sum of its proper divisors (3842939180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3320312020 is a wasteful number, since it uses less digits than its factorization.
3320312020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11688 (or 11686 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 3320312020 is about 57622.1486930156. The cubic root of 3320312020 is about 1491.8539180194.
Adding to 3320312020 its reverse (202130233), we get a palindrome (3522442253).
The spelling of 3320312020 in words is "three billion, three hundred twenty million, three hundred twelve thousand, twenty".
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