Base | Representation |
---|---|
bin | 111011111111110… |
… | …0101011100100010 |
3 | 12012022002222110002 |
4 | 1313333211130202 |
5 | 13110332012104 |
6 | 531432540002 |
7 | 100613360561 |
oct | 16777453442 |
9 | 5168088402 |
10 | 2013157154 |
11 | 943413848 |
12 | 482251602 |
13 | 261102c68 |
14 | 151521bd8 |
15 | bbb1101e |
hex | 77fe5722 |
2013157154 has 8 divisors (see below), whose sum is σ = 3093387948. Its totient is φ = 982027840.
The previous prime is 2013157129. The next prime is 2013157163. The reversal of 2013157154 is 4517513102.
It can be written as a sum of positive squares in 2 ways, for example, as 1840839025 + 172318129 = 42905^2 + 13127^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon 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, 12275267 + ... + 12275430.
Almost surely, 22013157154 is an apocalyptic number.
2013157154 is a deficient number, since it is larger than the sum of its proper divisors (1080230794).
2013157154 is a wasteful number, since it uses less digits than its factorization.
2013157154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24550740.
The product of its (nonzero) digits is 4200, while the sum is 29.
The square root of 2013157154 is about 44868.2198666272. The cubic root of 2013157154 is about 1262.6778426592.
The spelling of 2013157154 in words is "two billion, thirteen million, one hundred fifty-seven thousand, one hundred fifty-four".
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