Base | Representation |
---|---|
bin | 110011100011… |
… | …000100001010 |
3 | 221102112022101 |
4 | 303203010022 |
5 | 11424403340 |
6 | 1201344014 |
7 | 222600262 |
oct | 63430412 |
9 | 27375271 |
10 | 13512970 |
11 | 769a549 |
12 | 463800a |
13 | 2a51853 |
14 | 1b1a7a2 |
15 | 12bdc9a |
hex | ce310a |
13512970 has 16 divisors (see below), whose sum is σ = 24841728. Its totient is φ = 5290000.
The previous prime is 13512953. The next prime is 13512979. The reversal of 13512970 is 7921531.
13512970 = 1132 + 1142 + ... + 3472.
It is not an unprimeable number, because it can be changed into a prime (13512979) 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, 13906 + ... + 14845.
It is an arithmetic number, because the mean of its divisors is an integer number (1552608).
Almost surely, 213512970 is an apocalyptic number.
13512970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13512970 is a deficient number, since it is larger than the sum of its proper divisors (11328758).
13512970 is a wasteful number, since it uses less digits than its factorization.
13512970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28805.
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 13512970 is about 3675.9991838954. Note that the first 3 decimals coincide. The cubic root of 13512970 is about 238.1863874313.
The spelling of 13512970 in words is "thirteen million, five hundred twelve thousand, nine hundred seventy".
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