Base | Representation |
---|---|
bin | 1011111110000010… |
… | …1000000110100001 |
3 | 22021220211100221112 |
4 | 2333200220012201 |
5 | 23040012013441 |
6 | 1250453433105 |
7 | 142423026131 |
oct | 27740500641 |
9 | 8256740845 |
10 | 3213001121 |
11 | 13a9723330 |
12 | 75803b795 |
13 | 3c28713c5 |
14 | 226a10ac1 |
15 | 13c11a4eb |
hex | bf8281a1 |
3213001121 has 8 divisors (see below), whose sum is σ = 3590582688. Its totient is φ = 2849668000.
The previous prime is 3213001111. The next prime is 3213001189. The reversal of 3213001121 is 1211003123.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3213001121 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3213001096 and 3213001105.
It is not an unprimeable number, because it can be changed into a prime (3213001111) 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, 3561635 + ... + 3562536.
It is an arithmetic number, because the mean of its divisors is an integer number (448822836).
Almost surely, 23213001121 is an apocalyptic number.
It is an amenable number.
3213001121 is a deficient number, since it is larger than the sum of its proper divisors (377581567).
3213001121 is a wasteful number, since it uses less digits than its factorization.
3213001121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7124223.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 3213001121 is about 56683.3407713413. The cubic root of 3213001121 is about 1475.6055919481.
Adding to 3213001121 its reverse (1211003123), we get a palindrome (4424004244).
The spelling of 3213001121 in words is "three billion, two hundred thirteen million, one thousand, one hundred twenty-one".
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