Base | Representation |
---|---|
bin | 11001100100100101… |
… | …10111100110011111 |
3 | 1022102202222200022120 |
4 | 30302102313212133 |
5 | 211104022142043 |
6 | 10150141514023 |
7 | 664132046511 |
oct | 146222674637 |
9 | 38382880276 |
10 | 13728709023 |
11 | 5905553317 |
12 | 27b1872913 |
13 | 13aa353583 |
14 | 943457bb1 |
15 | 5553e5983 |
hex | 3324b799f |
13728709023 has 8 divisors (see below), whose sum is σ = 19381706928. Its totient is φ = 8614091904.
The previous prime is 13728709021. The next prime is 13728709037. The reversal of 13728709023 is 32090782731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13728709023 - 21 = 13728709021 is a prime.
It is a super-2 number, since 2×137287090232 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13728709021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134595136 + ... + 134595237.
It is an arithmetic number, because the mean of its divisors is an integer number (2422713366).
Almost surely, 213728709023 is an apocalyptic number.
13728709023 is a deficient number, since it is larger than the sum of its proper divisors (5652997905).
13728709023 is a wasteful number, since it uses less digits than its factorization.
13728709023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269190393.
The product of its (nonzero) digits is 127008, while the sum is 42.
The spelling of 13728709023 in words is "thirteen billion, seven hundred twenty-eight million, seven hundred nine thousand, twenty-three".
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