Base | Representation |
---|---|
bin | 1011111100111110010100… |
… | …1111111100101000100010 |
3 | 1201112101012002220200220012 |
4 | 2333033211033330220202 |
5 | 3210310111141341232 |
6 | 43541230524244522 |
7 | 2524326520242650 |
oct | 277174517745042 |
9 | 51471162820805 |
10 | 13142151121442 |
11 | 4207611769252 |
12 | 15830539a0742 |
13 | 7443b80c6c25 |
14 | 336125209dd0 |
15 | 17bcce16c9b2 |
hex | bf3e53fca22 |
13142151121442 has 16 divisors (see below), whose sum is σ = 23854660859520. Its totient is φ = 5301035746368.
The previous prime is 13142151121423. The next prime is 13142151121471. The reversal of 13142151121442 is 24412115124131.
It is a happy number.
It is a super-2 number, since 2×131421511214422 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13142151121399 and 13142151121408.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27609560942 + ... + 27609561417.
It is an arithmetic number, because the mean of its divisors is an integer number (1490916303720).
Almost surely, 213142151121442 is an apocalyptic number.
13142151121442 is a deficient number, since it is larger than the sum of its proper divisors (10712509738078).
13142151121442 is a wasteful number, since it uses less digits than its factorization.
13142151121442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55219122385.
The product of its digits is 7680, while the sum is 32.
Adding to 13142151121442 its reverse (24412115124131), we get a palindrome (37554266245573).
The spelling of 13142151121442 in words is "thirteen trillion, one hundred forty-two billion, one hundred fifty-one million, one hundred twenty-one thousand, four hundred forty-two".
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