Base | Representation |
---|---|
bin | 10110101111100010… |
… | …11101010010100010 |
3 | 1011111221021022122102 |
4 | 23113301131102202 |
5 | 200001230013213 |
6 | 5335330410402 |
7 | 611401203503 |
oct | 132761352242 |
9 | 34457238572 |
10 | 12210001058 |
11 | 51a6255572 |
12 | 2449130a02 |
13 | 11c7810cc8 |
14 | 83b884baa |
15 | 4b6e03158 |
hex | 2d7c5d4a2 |
12210001058 has 4 divisors (see below), whose sum is σ = 18315001590. Its totient is φ = 6105000528.
The previous prime is 12210001057. The next prime is 12210001117. The reversal of 12210001058 is 85010001221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 11257846609 + 952154449 = 106103^2 + 30857^2 .
It is a super-2 number, since 2×122100010582 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12210001057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052500263 + ... + 3052500266.
Almost surely, 212210001058 is an apocalyptic number.
12210001058 is a deficient number, since it is larger than the sum of its proper divisors (6105000532).
12210001058 is an equidigital number, since it uses as much as digits as its factorization.
12210001058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6105000531.
The product of its (nonzero) digits is 160, while the sum is 20.
Adding to 12210001058 its reverse (85010001221), we get a palindrome (97220002279).
The spelling of 12210001058 in words is "twelve billion, two hundred ten million, one thousand, fifty-eight".
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