Base | Representation |
---|---|
bin | 110001111110… |
… | …101010010000 |
3 | 220122122011121 |
4 | 301332222100 |
5 | 11323223322 |
6 | 1144452024 |
7 | 216235261 |
oct | 61765220 |
9 | 26578147 |
10 | 13101712 |
11 | 7439568 |
12 | 447a014 |
13 | 29395c0 |
14 | 1a50968 |
15 | 123bec7 |
hex | c7ea90 |
13101712 has 20 divisors (see below), whose sum is σ = 27337660. Its totient is φ = 6046848.
The previous prime is 13101689. The next prime is 13101727. The reversal of 13101712 is 21710131.
13101712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 1157776 + 11943936 = 1076^2 + 3456^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31287 + ... + 31702.
It is an arithmetic number, because the mean of its divisors is an integer number (1366883).
Almost surely, 213101712 is an apocalyptic number.
It is an amenable number.
13101712 is an abundant number, since it is smaller than the sum of its proper divisors (14235948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13101712 is a wasteful number, since it uses less digits than its factorization.
13101712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63010 (or 63004 counting only the distinct ones).
The product of its (nonzero) digits is 42, while the sum is 16.
The square root of 13101712 is about 3619.6287102409. The cubic root of 13101712 is about 235.7451044753.
Adding to 13101712 its reverse (21710131), we get a palindrome (34811843).
The spelling of 13101712 in words is "thirteen million, one hundred one thousand, seven hundred twelve".
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