Base | Representation |
---|---|
bin | 110000010000… |
… | …011001010110 |
3 | 212210200122010 |
4 | 300100121112 |
5 | 11214300240 |
6 | 1131045050 |
7 | 212344446 |
oct | 60203126 |
9 | 25720563 |
10 | 12650070 |
11 | 7160204 |
12 | 42a0786 |
13 | 280bb64 |
14 | 1974126 |
15 | 119d280 |
hex | c10656 |
12650070 has 32 divisors (see below), whose sum is σ = 30792960. Its totient is φ = 3325280.
The previous prime is 12650063. The next prime is 12650081. The reversal of 12650070 is 7005621.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 840 + ... + 5099.
It is an arithmetic number, because the mean of its divisors is an integer number (962280).
Almost surely, 212650070 is an apocalyptic number.
12650070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12650070 is an abundant number, since it is smaller than the sum of its proper divisors (18142890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12650070 is a wasteful number, since it uses less digits than its factorization.
12650070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6020.
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 12650070 is about 3556.6936893694. The cubic root of 12650070 is about 233.0045005179.
Adding to 12650070 its reverse (7005621), we get a palindrome (19655691).
The spelling of 12650070 in words is "twelve million, six hundred fifty thousand, seventy".
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