Base | Representation |
---|---|
bin | 10101101111110001… |
… | …110001000110101100 |
3 | 2020021022102201002100 |
4 | 111233301301012230 |
5 | 340310114404034 |
6 | 14421002455100 |
7 | 1454432013456 |
oct | 255761610654 |
9 | 66238381070 |
10 | 23350153644 |
11 | 99a260a044 |
12 | 4637b04490 |
13 | 228179a27c |
14 | 11b71d92d6 |
15 | 919e29099 |
hex | 56fc711ac |
23350153644 has 72 divisors (see below), whose sum is σ = 61008751440. Its totient is φ = 7525987200.
The previous prime is 23350153577. The next prime is 23350153681. The reversal of 23350153644 is 44635105332.
23350153644 is a `hidden beast` number, since 2 + 3 + 3 + 5 + 0 + 1 + 5 + 3 + 644 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 23350153599 and 23350153608.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39454 + ... + 219674.
It is an arithmetic number, because the mean of its divisors is an integer number (847343770).
Almost surely, 223350153644 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23350153644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30504375720).
23350153644 is an abundant number, since it is smaller than the sum of its proper divisors (37658597796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23350153644 is a wasteful number, since it uses less digits than its factorization.
23350153644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180351 (or 180346 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 36.
Adding to 23350153644 its reverse (44635105332), we get a palindrome (67985258976).
The spelling of 23350153644 in words is "twenty-three billion, three hundred fifty million, one hundred fifty-three thousand, six hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •