Base | Representation |
---|---|
bin | 111011101010100… |
… | …011011011010101 |
3 | 2120202120121210211 |
4 | 323222203123111 |
5 | 4022224322101 |
6 | 243155045421 |
7 | 33543311062 |
oct | 7352433325 |
9 | 2522517724 |
10 | 1001010901 |
11 | 474054340 |
12 | 23b2a0871 |
13 | 12c502357 |
14 | 96d31c69 |
15 | 5cd30c51 |
hex | 3baa36d5 |
1001010901 has 8 divisors (see below), whose sum is σ = 1092240864. Its totient is φ = 909819120.
The previous prime is 1001010833. The next prime is 1001010911. The reversal of 1001010901 is 1090101001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1001010901 - 29 = 1001010389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1001010911) 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, 98986 + ... + 108628.
It is an arithmetic number, because the mean of its divisors is an integer number (136530108).
Almost surely, 21001010901 is an apocalyptic number.
1001010901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1001010901 is a deficient number, since it is larger than the sum of its proper divisors (91229963).
1001010901 is an equidigital number, since it uses as much as digits as its factorization.
1001010901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19091.
The product of its (nonzero) digits is 9, while the sum is 13.
The square root of 1001010901 is about 31638.7563124722. The cubic root of 1001010901 is about 1000.3368535170.
Adding to 1001010901 its reverse (1090101001), we get a palindrome (2091111902).
The spelling of 1001010901 in words is "one billion, one million, ten thousand, nine hundred one".
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