Base | Representation |
---|---|
bin | 10101110011110100… |
… | …011110110001000100 |
3 | 2020110001001022220000 |
4 | 111303310132301010 |
5 | 340430000130303 |
6 | 14431424241300 |
7 | 1456214331114 |
oct | 256364366104 |
9 | 66401038800 |
10 | 23417973828 |
11 | 9a27921387 |
12 | 4656770230 |
13 | 2292854862 |
14 | 11c2211044 |
15 | 920d73da3 |
hex | 573d1ec44 |
23417973828 has 60 divisors (see below), whose sum is σ = 61280737980. Its totient is φ = 7798146048.
The previous prime is 23417973823. The next prime is 23417973847. The reversal of 23417973828 is 82837971432.
It can be written as a sum of positive squares in 2 ways, for example, as 5246394624 + 18171579204 = 72432^2 + 134802^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (23417973823) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 291100 + ... + 362732.
It is an arithmetic number, because the mean of its divisors is an integer number (1021345633).
Almost surely, 223417973828 is an apocalyptic number.
It is an amenable number.
23417973828 is an abundant number, since it is smaller than the sum of its proper divisors (37862764152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23417973828 is a wasteful number, since it uses less digits than its factorization.
23417973828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72658 (or 72647 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 54.
The spelling of 23417973828 in words is "twenty-three billion, four hundred seventeen million, nine hundred seventy-three thousand, eight hundred twenty-eight".
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