Base | Representation |
---|---|
bin | 1011010000010111… |
… | …0011101110000101 |
3 | 21210120100010000222 |
4 | 2310011303232011 |
5 | 22141440441240 |
6 | 1215451314125 |
7 | 134605441610 |
oct | 26405635605 |
9 | 7716303028 |
10 | 3021421445 |
11 | 1310571719 |
12 | 703a4b945 |
13 | 391c74953 |
14 | 2093c1177 |
15 | 12a3c5eb5 |
hex | b4173b85 |
3021421445 has 16 divisors (see below), whose sum is σ = 4240030080. Its totient is φ = 2023648704.
The previous prime is 3021421409. The next prime is 3021421489. The reversal of 3021421445 is 5441241203.
3021421445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 3021421445 - 220 = 3020372869 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1002290 + ... + 1005299.
It is an arithmetic number, because the mean of its divisors is an integer number (265001880).
Almost surely, 23021421445 is an apocalyptic number.
3021421445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
3021421445 is a deficient number, since it is larger than the sum of its proper divisors (1218608635).
3021421445 is a wasteful number, since it uses less digits than its factorization.
3021421445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2007644.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 3021421445 is about 54967.4580547436. The cubic root of 3021421445 is about 1445.6742175239.
Adding to 3021421445 its reverse (5441241203), we get a palindrome (8462662648).
The spelling of 3021421445 in words is "three billion, twenty-one million, four hundred twenty-one thousand, four hundred forty-five".
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