Base | Representation |
---|---|
bin | 111110101001010… |
… | …0101010100011101 |
3 | 12102111022212002111 |
4 | 1331102211110131 |
5 | 13301104222303 |
6 | 544325354021 |
7 | 103042622155 |
oct | 17522452435 |
9 | 5374285074 |
10 | 2102023453 |
11 | 9895a0372 |
12 | 4a7b68911 |
13 | 276648b7a |
14 | 15d255765 |
15 | c4816b6d |
hex | 7d4a551d |
2102023453 has 8 divisors (see below), whose sum is σ = 2122975008. Its totient is φ = 2081096304.
The previous prime is 2102023423. The next prime is 2102023487. The reversal of 2102023453 is 3543202012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2102023453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102023423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201750 + ... + 211912.
It is an arithmetic number, because the mean of its divisors is an integer number (265371876).
Almost surely, 22102023453 is an apocalyptic number.
It is an amenable number.
2102023453 is a deficient number, since it is larger than the sum of its proper divisors (20951555).
2102023453 is a wasteful number, since it uses less digits than its factorization.
2102023453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12203.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 2102023453 is about 45847.8293161192. The cubic root of 2102023453 is about 1280.9903332338.
Adding to 2102023453 its reverse (3543202012), we get a palindrome (5645225465).
The spelling of 2102023453 in words is "two billion, one hundred two million, twenty-three thousand, four hundred fifty-three".
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