Base | Representation |
---|---|
bin | 11001010010101101… |
… | …111010000111100111 |
3 | 2121002122202111110210 |
4 | 121102231322013213 |
5 | 421104314220043 |
6 | 20250452550503 |
7 | 1650663351663 |
oct | 312255720747 |
9 | 77078674423 |
10 | 27157570023 |
11 | 10576816351 |
12 | 531b022433 |
13 | 273a53027c |
14 | 1458b3b8a3 |
15 | a8e30c633 |
hex | 652b7a1e7 |
27157570023 has 32 divisors (see below), whose sum is σ = 40043877120. Its totient is φ = 16298426880.
The previous prime is 27157570009. The next prime is 27157570043. The reversal of 27157570023 is 32007575172.
It is not a de Polignac number, because 27157570023 - 214 = 27157553639 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27157570043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10633 + ... + 233298.
It is an arithmetic number, because the mean of its divisors is an integer number (1251371160).
Almost surely, 227157570023 is an apocalyptic number.
27157570023 is a deficient number, since it is larger than the sum of its proper divisors (12886307097).
27157570023 is a wasteful number, since it uses less digits than its factorization.
27157570023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244047.
The product of its (nonzero) digits is 102900, while the sum is 39.
The spelling of 27157570023 in words is "twenty-seven billion, one hundred fifty-seven million, five hundred seventy thousand, twenty-three".
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