Base | Representation |
---|---|
bin | 1000010001011010111… |
… | …1000010111111100111 |
3 | 111120211021002220220222 |
4 | 2010112233002333213 |
5 | 4312023012240201 |
6 | 145141545114555 |
7 | 13160515364624 |
oct | 2042657027747 |
9 | 446737086828 |
10 | 142115352551 |
11 | 552a8458897 |
12 | 23662188a5b |
13 | 1052abc6ab3 |
14 | 6c4255334b |
15 | 3a6b7bc91b |
hex | 2116bc2fe7 |
142115352551 has 16 divisors (see below), whose sum is σ = 148128583680. Its totient is φ = 136225936320.
The previous prime is 142115352539. The next prime is 142115352583. The reversal of 142115352551 is 155253511241.
It is a cyclic number.
It is not a de Polignac number, because 142115352551 - 218 = 142115090407 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142115352151) 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, 4791770 + ... + 4821336.
It is an arithmetic number, because the mean of its divisors is an integer number (9258036480).
Almost surely, 2142115352551 is an apocalyptic number.
142115352551 is a deficient number, since it is larger than the sum of its proper divisors (6013231129).
142115352551 is a wasteful number, since it uses less digits than its factorization.
142115352551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31654.
The product of its digits is 30000, while the sum is 35.
Adding to 142115352551 its reverse (155253511241), we get a palindrome (297368863792).
The spelling of 142115352551 in words is "one hundred forty-two billion, one hundred fifteen million, three hundred fifty-two thousand, five hundred fifty-one".
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