Base | Representation |
---|---|
bin | 10101100011100101… |
… | …001111111000011101 |
3 | 2012202001102112010111 |
4 | 111203211033320131 |
5 | 334400224421440 |
6 | 14344413210021 |
7 | 1446365613514 |
oct | 254345177035 |
9 | 65661375114 |
10 | 23145545245 |
11 | 98a8069799 |
12 | 459b490911 |
13 | 224b28b504 |
14 | 1197d7767b |
15 | 906eae4ea |
hex | 56394fe1d |
23145545245 has 8 divisors (see below), whose sum is σ = 28165847040. Its totient is φ = 18255641040.
The previous prime is 23145545231. The next prime is 23145545261. The reversal of 23145545245 is 54254554132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23145545245 - 29 = 23145544733 is a prime.
It is a super-2 number, since 2×231455452452 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23145545198 and 23145545207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32599005 + ... + 32599714.
It is an arithmetic number, because the mean of its divisors is an integer number (3520730880).
Almost surely, 223145545245 is an apocalyptic number.
It is an amenable number.
23145545245 is a deficient number, since it is larger than the sum of its proper divisors (5020301795).
23145545245 is an equidigital number, since it uses as much as digits as its factorization.
23145545245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65198795.
The product of its digits is 480000, while the sum is 40.
The spelling of 23145545245 in words is "twenty-three billion, one hundred forty-five million, five hundred forty-five thousand, two hundred forty-five".
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