Base | Representation |
---|---|
bin | 1010100001110011000111… |
… | …00111110011010001010010 |
3 | 10000222021011222120200102211 |
4 | 11100321203213303101102 |
5 | 11013303331021302232 |
6 | 121123401211102334 |
7 | 4606433604300010 |
oct | 520714347632122 |
9 | 100867158520384 |
10 | 23151545103442 |
11 | 7416573718a58 |
12 | 271ab117419aa |
13 | cbc248517a82 |
14 | 5a077dbc98b0 |
15 | 2a2358b62a47 |
hex | 150e639f3452 |
23151545103442 has 64 divisors (see below), whose sum is σ = 41487425925120. Its totient is φ = 9479702223936.
The previous prime is 23151545103439. The next prime is 23151545103451. The reversal of 23151545103442 is 24430154515132.
It is a junction number, because it is equal to n+sod(n) for n = 23151545103395 and 23151545103404.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38232643 + ... + 38833465.
It is an arithmetic number, because the mean of its divisors is an integer number (648241030080).
Almost surely, 223151545103442 is an apocalyptic number.
23151545103442 is a deficient number, since it is larger than the sum of its proper divisors (18335880821678).
23151545103442 is a wasteful number, since it uses less digits than its factorization.
23151545103442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 601855.
The product of its (nonzero) digits is 288000, while the sum is 40.
Adding to 23151545103442 its reverse (24430154515132), we get a palindrome (47581699618574).
The spelling of 23151545103442 in words is "twenty-three trillion, one hundred fifty-one billion, five hundred forty-five million, one hundred three thousand, four hundred forty-two".
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