Base | Representation |
---|---|
bin | 110000101010… |
… | …100010010000 |
3 | 220000010111112 |
4 | 300222202100 |
5 | 11231212021 |
6 | 1133232452 |
7 | 213301550 |
oct | 60524220 |
9 | 26003445 |
10 | 12757136 |
11 | 7223697 |
12 | 4332728 |
13 | 2848802 |
14 | 19a1160 |
15 | 11bed5b |
hex | c2a890 |
12757136 has 20 divisors (see below), whose sum is σ = 28248192. Its totient is φ = 5467296.
The previous prime is 12757133. The next prime is 12757139. The reversal of 12757136 is 63175721.
It is an interprime number because it is at equal distance from previous prime (12757133) and next prime (12757139).
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (12757133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56840 + ... + 57063.
Almost surely, 212757136 is an apocalyptic number.
12757136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12757136 is an abundant number, since it is smaller than the sum of its proper divisors (15491056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12757136 is a wasteful number, since it uses less digits than its factorization.
12757136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113918 (or 113912 counting only the distinct ones).
The product of its digits is 8820, while the sum is 32.
The square root of 12757136 is about 3571.7133143633. The cubic root of 12757136 is about 233.6600122602.
The spelling of 12757136 in words is "twelve million, seven hundred fifty-seven thousand, one hundred thirty-six".
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