Base | Representation |
---|---|
bin | 1000101001011010… |
… | …1110011001001000 |
3 | 12222202202211121212 |
4 | 2022112232121020 |
5 | 14223212304000 |
6 | 1022155352252 |
7 | 111343661561 |
oct | 21226563110 |
9 | 5882684555 |
10 | 2321213000 |
11 | a9129a757 |
12 | 549452688 |
13 | 2acb91722 |
14 | 1803d1168 |
15 | d8bb1c35 |
hex | 8a5ae648 |
2321213000 has 32 divisors (see below), whose sum is σ = 5431640760. Its totient is φ = 928484800.
The previous prime is 2321212951. The next prime is 2321213023. The reversal of 2321213000 is 3121232.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 128913316 + 2192299684 = 11354^2 + 46822^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1159607 + ... + 1161606.
Almost surely, 22321213000 is an apocalyptic number.
2321213000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2321213000 is an abundant number, since it is smaller than the sum of its proper divisors (3110427760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2321213000 is a wasteful number, since it uses less digits than its factorization.
2321213000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2321234 (or 2321220 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 2321213000 is about 48178.9684405966. The cubic root of 2321213000 is about 1324.0518670943.
Adding to 2321213000 its reverse (3121232), we get a palindrome (2324334232).
The spelling of 2321213000 in words is "two billion, three hundred twenty-one million, two hundred thirteen thousand".
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