Base | Representation |
---|---|
bin | 1000010001011010111… |
… | …1011011000110111000 |
3 | 111120211021021221102002 |
4 | 2010112233123012320 |
5 | 4312023023420240 |
6 | 145141551200132 |
7 | 13160516255603 |
oct | 2042657330670 |
9 | 446737257362 |
10 | 142115451320 |
11 | 552a8516017 |
12 | 23662216048 |
13 | 1052ac2ca3b |
14 | 6c4257b33a |
15 | 3a6b7dbd15 |
hex | 2116bdb1b8 |
142115451320 has 64 divisors (see below), whose sum is σ = 330564326400. Its totient is φ = 54950814720.
The previous prime is 142115451319. The next prime is 142115451323. The reversal of 142115451320 is 23154511241.
It is a happy number.
142115451320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142115451323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218744 + ... + 576263.
It is an arithmetic number, because the mean of its divisors is an integer number (5165067600).
Almost surely, 2142115451320 is an apocalyptic number.
142115451320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142115451320 is an abundant number, since it is smaller than the sum of its proper divisors (188448875080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142115451320 is a wasteful number, since it uses less digits than its factorization.
142115451320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 795168 (or 795164 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 29.
Adding to 142115451320 its reverse (23154511241), we get a palindrome (165269962561).
The spelling of 142115451320 in words is "one hundred forty-two billion, one hundred fifteen million, four hundred fifty-one thousand, three hundred twenty".
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