Base | Representation |
---|---|
bin | 1001011111101111010… |
… | …0110001011110001111 |
3 | 120121002102020220020012 |
4 | 2113323310301132033 |
5 | 10133102002032140 |
6 | 202540032343435 |
7 | 14533505054336 |
oct | 2277364613617 |
9 | 517072226205 |
10 | 163138705295 |
11 | 63206600985 |
12 | 2774a9a4b7b |
13 | 124cb5c70a7 |
14 | 7c78704d1d |
15 | 439c2ce265 |
hex | 25fbd3178f |
163138705295 has 16 divisors (see below), whose sum is σ = 196171308480. Its totient is φ = 130241260800.
The previous prime is 163138705241. The next prime is 163138705309. The reversal of 163138705295 is 592507831361.
It is not a de Polignac number, because 163138705295 - 210 = 163138704271 is a prime.
It is a super-2 number, since 2×1631387052952 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
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, 7185221 + ... + 7207889.
It is an arithmetic number, because the mean of its divisors is an integer number (12260706780).
Almost surely, 2163138705295 is an apocalyptic number.
163138705295 is a deficient number, since it is larger than the sum of its proper divisors (33032603185).
163138705295 is a wasteful number, since it uses less digits than its factorization.
163138705295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25586.
The product of its (nonzero) digits is 1360800, while the sum is 50.
The spelling of 163138705295 in words is "one hundred sixty-three billion, one hundred thirty-eight million, seven hundred five thousand, two hundred ninety-five".
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