Base | Representation |
---|---|
bin | 10101101000010101… |
… | …100010111101010000 |
3 | 2012221121112020212111 |
4 | 111220111202331100 |
5 | 340031140041102 |
6 | 14400343035104 |
7 | 1451354631034 |
oct | 255025427520 |
9 | 65847466774 |
10 | 23225315152 |
11 | 99390a3036 |
12 | 460213ba94 |
13 | 226196ac40 |
14 | 11a47c01c4 |
15 | 90deb9cd7 |
hex | 568562f50 |
23225315152 has 80 divisors (see below), whose sum is σ = 51121728000. Its totient is φ = 10133171712.
The previous prime is 23225315147. The next prime is 23225315159. The reversal of 23225315152 is 25151352232.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23225315159) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886874 + ... + 1899142.
It is an arithmetic number, because the mean of its divisors is an integer number (639021600).
Almost surely, 223225315152 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 23225315152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25560864000).
23225315152 is an abundant number, since it is smaller than the sum of its proper divisors (27896412848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23225315152 is a wasteful number, since it uses less digits than its factorization.
23225315152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12788 (or 12782 counting only the distinct ones).
The product of its digits is 18000, while the sum is 31.
Adding to 23225315152 its reverse (25151352232), we get a palindrome (48376667384).
The spelling of 23225315152 in words is "twenty-three billion, two hundred twenty-five million, three hundred fifteen thousand, one hundred fifty-two".
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