Base | Representation |
---|---|
bin | 101111010011… |
… | …101001101100 |
3 | 212100001022221 |
4 | 233103221230 |
5 | 11133320020 |
6 | 1121445124 |
7 | 210260164 |
oct | 57235154 |
9 | 25301287 |
10 | 12401260 |
11 | 7000283 |
12 | 41a07a4 |
13 | 2752831 |
14 | 190b5a4 |
15 | 114e6aa |
hex | bd3a6c |
12401260 has 24 divisors (see below), whose sum is σ = 26339040. Its totient is φ = 4904064.
The previous prime is 12401251. The next prime is 12401261. The reversal of 12401260 is 6210421.
It is not an unprimeable number, because it can be changed into a prime (12401261) 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, 1704 + ... + 5263.
It is an arithmetic number, because the mean of its divisors is an integer number (1097460).
Almost surely, 212401260 is an apocalyptic number.
12401260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12401260 is an abundant number, since it is smaller than the sum of its proper divisors (13937780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12401260 is a wasteful number, since it uses less digits than its factorization.
12401260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7065 (or 7063 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 12401260 is about 3521.5422757650. The cubic root of 12401260 is about 231.4667449242.
Adding to 12401260 its reverse (6210421), we get a palindrome (18611681).
It can be divided in two parts, 1240 and 1260, that added together give a square (2500 = 502).
The spelling of 12401260 in words is "twelve million, four hundred one thousand, two hundred sixty".
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