Base | Representation |
---|---|
bin | 1010101100110001010000… |
… | …11111101100010100110100 |
3 | 10002022022012022222221212211 |
4 | 11112120220133230110310 |
5 | 11040442342110303043 |
6 | 122012503130223204 |
7 | 4645610263153600 |
oct | 526305037542464 |
9 | 102268168887784 |
10 | 23528510244148 |
11 | 7551426711658 |
12 | 277bb96584b04 |
13 | 10189627b0250 |
14 | 5b4b009c8500 |
15 | 2ac06d162a9d |
hex | 1566287ec534 |
23528510244148 has 72 divisors (see below), whose sum is σ = 51674343458472. Its totient is φ = 9291270594816.
The previous prime is 23528510244091. The next prime is 23528510244149. The reversal of 23528510244148 is 84144201582532.
It can be written as a sum of positive squares in 4 ways, for example, as 372126840484 + 23156383403664 = 610022^2 + 4812108^2 .
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23528510244149) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6869911 + ... + 9708382.
It is an arithmetic number, because the mean of its divisors is an integer number (717699214701).
Almost surely, 223528510244148 is an apocalyptic number.
23528510244148 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
23528510244148 is an abundant number, since it is smaller than the sum of its proper divisors (28145833214324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23528510244148 is a wasteful number, since it uses less digits than its factorization.
23528510244148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16578881 (or 16578872 counting only the distinct ones).
The product of its (nonzero) digits is 2457600, while the sum is 49.
The spelling of 23528510244148 in words is "twenty-three trillion, five hundred twenty-eight billion, five hundred ten million, two hundred forty-four thousand, one hundred forty-eight".
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