Base | Representation |
---|---|
bin | 101110101101001111… |
… | …0111101011000111101 |
3 | 100120220020111102202021 |
4 | 1131122132331120331 |
5 | 3120404343004041 |
6 | 114024522400141 |
7 | 10150404410401 |
oct | 1353236753075 |
9 | 316806442667 |
10 | 100302313021 |
11 | 395a104a379 |
12 | 17533060051 |
13 | 95c633a2a1 |
14 | 4bd7277101 |
15 | 2920a53cd1 |
hex | 175a7bd63d |
100302313021 has 8 divisors (see below), whose sum is σ = 103898104920. Its totient is φ = 96715660608.
The previous prime is 100302312997. The next prime is 100302313061. The reversal of 100302313021 is 120313203001.
It can be written as a sum of positive squares in 4 ways, for example, as 30600504900 + 69701808121 = 174930^2 + 264011^2 .
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 100302313021 - 25 = 100302312989 is a prime.
It is a super-2 number, since 2×1003023130212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 100302312986 and 100302313004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100302313061) 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, 2262526 + ... + 2306431.
It is an arithmetic number, because the mean of its divisors is an integer number (12987263115).
Almost surely, 2100302313021 is an apocalyptic number.
It is an amenable number.
100302313021 is a deficient number, since it is larger than the sum of its proper divisors (3595791899).
100302313021 is an equidigital number, since it uses as much as digits as its factorization.
100302313021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4569743.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 100302313021 its reverse (120313203001), we get a palindrome (220615516022).
The spelling of 100302313021 in words is "one hundred billion, three hundred two million, three hundred thirteen thousand, twenty-one".
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