Base | Representation |
---|---|
bin | 1110010010100010111011… |
… | …01111011100000001001001 |
3 | 11010021001200110122222220210 |
4 | 13021101131233130001021 |
5 | 13104320414141013103 |
6 | 150455440422111333 |
7 | 6422163643164630 |
oct | 711213557340111 |
9 | 133231613588823 |
10 | 31423553454153 |
11 | a015721795033 |
12 | 363611857b549 |
13 | 146c2c7984a33 |
14 | 7a8c9db92517 |
15 | 3975eab1ee03 |
hex | 1c945dbdc049 |
31423553454153 has 16 divisors (see below), whose sum is σ = 47883589488000. Its totient is φ = 17956286461056.
The previous prime is 31423553454091. The next prime is 31423553454173. The reversal of 31423553454153 is 35145435532413.
It is a happy number.
It is not a de Polignac number, because 31423553454153 - 29 = 31423553453641 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31423553454173) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20880973 + ... + 22335221.
It is an arithmetic number, because the mean of its divisors is an integer number (2992724343000).
Almost surely, 231423553454153 is an apocalyptic number.
It is an amenable number.
31423553454153 is a deficient number, since it is larger than the sum of its proper divisors (16460036033847).
31423553454153 is a wasteful number, since it uses less digits than its factorization.
31423553454153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2483216.
The product of its digits is 6480000, while the sum is 48.
Adding to 31423553454153 its reverse (35145435532413), we get a palindrome (66568988986566).
The spelling of 31423553454153 in words is "thirty-one trillion, four hundred twenty-three billion, five hundred fifty-three million, four hundred fifty-four thousand, one hundred fifty-three".
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