Base | Representation |
---|---|
bin | 1100000101000… |
… | …00110100010101 |
3 | 21001122200122212 |
4 | 12002200310111 |
5 | 201414301010 |
6 | 14015403205 |
7 | 2340136301 |
oct | 602406425 |
9 | 231580585 |
10 | 101322005 |
11 | 522147a4 |
12 | 29b23505 |
13 | 17cb7465 |
14 | d656d01 |
15 | 8d66505 |
hex | 60a0d15 |
101322005 has 4 divisors (see below), whose sum is σ = 121586412. Its totient is φ = 81057600.
The previous prime is 101321959. The next prime is 101322019. The reversal of 101322005 is 500223101.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 500223101 = 7 ⋅71460443.
It can be written as a sum of positive squares in 2 ways, for example, as 61606801 + 39715204 = 7849^2 + 6302^2 .
It is not a de Polignac number, because 101322005 - 28 = 101321749 is a prime.
It is a super-2 number, since 2×1013220052 = 20532297394440050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10132196 + ... + 10132205.
It is an arithmetic number, because the mean of its divisors is an integer number (30396603).
Almost surely, 2101322005 is an apocalyptic number.
It is an amenable number.
101322005 is a deficient number, since it is larger than the sum of its proper divisors (20264407).
101322005 is an equidigital number, since it uses as much as digits as its factorization.
101322005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20264406.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 101322005 is about 10065.8832200657. The cubic root of 101322005 is about 466.1953367622.
Adding to 101322005 its reverse (500223101), we get a palindrome (601545106).
The spelling of 101322005 in words is "one hundred one million, three hundred twenty-two thousand, five".
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