Base | Representation |
---|---|
bin | 1001001001010100011… |
… | …0010010111110010010 |
3 | 120000112222112010122001 |
4 | 2102111012102332102 |
5 | 10033240242402133 |
6 | 200102520504214 |
7 | 14231405221315 |
oct | 2222506227622 |
9 | 500488463561 |
10 | 157120278418 |
11 | 606a8334774 |
12 | 2654b31b06a |
13 | 11a7c778c5c |
14 | 786729a97c |
15 | 4148c5687d |
hex | 2495192f92 |
157120278418 has 16 divisors (see below), whose sum is σ = 243487051776. Its totient is φ = 75962178720.
The previous prime is 157120278401. The next prime is 157120278431. The reversal of 157120278418 is 814872021751.
157120278418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988146 + ... + 1136077.
It is an arithmetic number, because the mean of its divisors is an integer number (15217940736).
Almost surely, 2157120278418 is an apocalyptic number.
157120278418 is a deficient number, since it is larger than the sum of its proper divisors (86366773358).
157120278418 is a wasteful number, since it uses less digits than its factorization.
157120278418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2125449.
The product of its (nonzero) digits is 250880, while the sum is 46.
The spelling of 157120278418 in words is "one hundred fifty-seven billion, one hundred twenty million, two hundred seventy-eight thousand, four hundred eighteen".
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