Base | Representation |
---|---|
bin | 101110010110… |
… | …111001010110 |
3 | 211212101222010 |
4 | 232112321112 |
5 | 11102334111 |
6 | 1112245050 |
7 | 205202520 |
oct | 56267126 |
9 | 24771863 |
10 | 12152406 |
11 | 6950312 |
12 | 40a0786 |
13 | 2696496 |
14 | 1884a10 |
15 | 1100aa6 |
hex | b96e56 |
12152406 has 16 divisors (see below), whose sum is σ = 27777024. Its totient is φ = 3472104.
The previous prime is 12152401. The next prime is 12152411. The reversal of 12152406 is 60425121.
It is an interprime number because it is at equal distance from previous prime (12152401) and next prime (12152411).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12152401) 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, 144630 + ... + 144713.
It is an arithmetic number, because the mean of its divisors is an integer number (1736064).
Almost surely, 212152406 is an apocalyptic number.
12152406 is an abundant number, since it is smaller than the sum of its proper divisors (15624618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12152406 is a wasteful number, since it uses less digits than its factorization.
12152406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289355.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 12152406 is about 3486.0301203518. The cubic root of 12152406 is about 229.9080035354.
Adding to 12152406 its reverse (60425121), we get a palindrome (72577527).
The spelling of 12152406 in words is "twelve million, one hundred fifty-two thousand, four hundred six".
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