Base | Representation |
---|---|
bin | 11001101110100000… |
… | …01010110100110010 |
3 | 1022122120111120121120 |
4 | 30313100022310302 |
5 | 211241320344120 |
6 | 10202312403110 |
7 | 666162051216 |
oct | 146720126462 |
9 | 38576446546 |
10 | 13811887410 |
11 | 59484a5492 |
12 | 28156a6496 |
13 | 13c1657559 |
14 | 95050a946 |
15 | 55c876140 |
hex | 33740ad32 |
13811887410 has 32 divisors (see below), whose sum is σ = 33155039232. Its totient is φ = 3682446720.
The previous prime is 13811887409. The next prime is 13811887421. The reversal of 13811887410 is 1478811831.
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, 120015 + ... + 205005.
It is an arithmetic number, because the mean of its divisors is an integer number (1036094976).
Almost surely, 213811887410 is an apocalyptic number.
13811887410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13811887410 is an abundant number, since it is smaller than the sum of its proper divisors (19343151822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13811887410 is a wasteful number, since it uses less digits than its factorization.
13811887410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90418.
The product of its (nonzero) digits is 43008, while the sum is 42.
The spelling of 13811887410 in words is "thirteen billion, eight hundred eleven million, eight hundred eighty-seven thousand, four hundred ten".
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