Base | Representation |
---|---|
bin | 1001001001011010011… |
… | …1011011111100101010 |
3 | 120000121202102212200010 |
4 | 2102112213123330222 |
5 | 10033313302240041 |
6 | 200105230352350 |
7 | 14232134530440 |
oct | 2222647337452 |
9 | 500552385603 |
10 | 157145743146 |
11 | 607107477a7 |
12 | 2655795b6b6 |
13 | 11a84b23842 |
14 | 786a808b90 |
15 | 414b0d6a16 |
hex | 24969dbf2a |
157145743146 has 32 divisors (see below), whose sum is σ = 364249294848. Its totient is φ = 44266405680.
The previous prime is 157145743129. The next prime is 157145743159. The reversal of 157145743146 is 641347541751.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 157145743095 and 157145743104.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26346070 + ... + 26352033.
It is an arithmetic number, because the mean of its divisors is an integer number (11382790464).
Almost surely, 2157145743146 is an apocalyptic number.
157145743146 is an abundant number, since it is smaller than the sum of its proper divisors (207103551702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157145743146 is a wasteful number, since it uses less digits than its factorization.
157145743146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52698186.
The product of its digits is 1411200, while the sum is 48.
The spelling of 157145743146 in words is "one hundred fifty-seven billion, one hundred forty-five million, seven hundred forty-three thousand, one hundred forty-six".
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