Base | Representation |
---|---|
bin | 11000100111100101… |
… | …00000011001101110 |
3 | 1021010002221112112211 |
4 | 30103302200121232 |
5 | 204032012041120 |
6 | 10023300121034 |
7 | 645345605062 |
oct | 142362403156 |
9 | 37102845484 |
10 | 13216908910 |
11 | 5672667317 |
12 | 268a39617a |
13 | 13282c947a |
14 | 8d54adaa2 |
15 | 5254eb25a |
hex | 313ca066e |
13216908910 has 16 divisors (see below), whose sum is σ = 25189873776. Its totient is φ = 4975777408.
The previous prime is 13216908863. The next prime is 13216908917. The reversal of 13216908910 is 1980961231.
It is a super-2 number, since 2×132169089102 (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 (13216908917) 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, 38873092 + ... + 38873431.
It is an arithmetic number, because the mean of its divisors is an integer number (1574367111).
Almost surely, 213216908910 is an apocalyptic number.
13216908910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13216908910 is a deficient number, since it is larger than the sum of its proper divisors (11972964866).
13216908910 is a wasteful number, since it uses less digits than its factorization.
13216908910 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77746547.
The product of its (nonzero) digits is 23328, while the sum is 40.
The spelling of 13216908910 in words is "thirteen billion, two hundred sixteen million, nine hundred eight thousand, nine hundred ten".
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