Base | Representation |
---|---|
bin | 100111010000100101… |
… | …010100101001110000 |
3 | 11000210210110201110210 |
4 | 213100211110221300 |
5 | 1142312430304022 |
6 | 31210525424120 |
7 | 3021422236665 |
oct | 472045245160 |
9 | 130723421423 |
10 | 42154150512 |
11 | 16971a12221 |
12 | 820540b040 |
13 | 3c8a44ca36 |
14 | 207c711a6c |
15 | 116ab98a0c |
hex | 9d0954a70 |
42154150512 has 20 divisors (see below), whose sum is σ = 108898222280. Its totient is φ = 14051383488.
The previous prime is 42154150501. The next prime is 42154150523. The reversal of 42154150512 is 21505145124.
It is an interprime number because it is at equal distance from previous prime (42154150501) and next prime (42154150523).
It is a self number, because there is not a number n which added to its sum of digits gives 42154150512.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439105687 + ... + 439105782.
It is an arithmetic number, because the mean of its divisors is an integer number (5444911114).
Almost surely, 242154150512 is an apocalyptic number.
It is an amenable number.
42154150512 is an abundant number, since it is smaller than the sum of its proper divisors (66744071768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42154150512 is a wasteful number, since it uses less digits than its factorization.
42154150512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 878211480 (or 878211474 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 30.
Adding to 42154150512 its reverse (21505145124), we get a palindrome (63659295636).
The spelling of 42154150512 in words is "forty-two billion, one hundred fifty-four million, one hundred fifty thousand, five hundred twelve".
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