Base | Representation |
---|---|
bin | 10101101110010011… |
… | …011010111101011101 |
3 | 2020012120220011211111 |
4 | 111232103122331131 |
5 | 340232301441110 |
6 | 14414320422021 |
7 | 1454011545016 |
oct | 255623327535 |
9 | 66176804744 |
10 | 23325421405 |
11 | 998a657380 |
12 | 462b777911 |
13 | 227961ac00 |
14 | 11b3bdc00d |
15 | 917b90e8a |
hex | 56e4daf5d |
23325421405 has 48 divisors (see below), whose sum is σ = 33175059840. Its totient is φ = 15606739200.
The previous prime is 23325421403. The next prime is 23325421417. The reversal of 23325421405 is 50412452332.
It is not a de Polignac number, because 23325421405 - 21 = 23325421403 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23325421403) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2886711 + ... + 2894779.
It is an arithmetic number, because the mean of its divisors is an integer number (691147080).
Almost surely, 223325421405 is an apocalyptic number.
It is an amenable number.
23325421405 is a deficient number, since it is larger than the sum of its proper divisors (9849638435).
23325421405 is a wasteful number, since it uses less digits than its factorization.
23325421405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8422 (or 8409 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 31.
Adding to 23325421405 its reverse (50412452332), we get a palindrome (73737873737).
The spelling of 23325421405 in words is "twenty-three billion, three hundred twenty-five million, four hundred twenty-one thousand, four hundred five".
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