Base | Representation |
---|---|
bin | 1011010110000001010100… |
… | …1010111001101110110001 |
3 | 1122011101211122111220110100 |
4 | 2311200111022321232301 |
5 | 3113324040143111100 |
6 | 42305553432023013 |
7 | 2425066041313224 |
oct | 265402512715661 |
9 | 48141748456410 |
10 | 12472940207025 |
11 | 3a7982063a331 |
12 | 149540a531a69 |
13 | 6c626865312c |
14 | 31199d0775bb |
15 | 1696b310c400 |
hex | b58152b9bb1 |
12472940207025 has 27 divisors (see below), whose sum is σ = 22340516678571. Its totient is φ = 6652206523440.
The previous prime is 12472940207017. The next prime is 12472940207081. The reversal of 12472940207025 is 52070204927421.
The square root of 12472940207025 is 3531705.
It is a perfect power (a square), and thus also a powerful number.
12472940207025 is a `hidden beast` number, since 1 + 2 + 472 + 94 + 0 + 2 + 0 + 70 + 25 = 666.
12472940207025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 4490258474529 + 7982681732496 = 2119023^2 + 2825364^2 .
It is not a de Polignac number, because 12472940207025 - 23 = 12472940207017 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 52857852 + ... + 53093298.
Almost surely, 212472940207025 is an apocalyptic number.
12472940207025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12472940207025 is the 3531705-th square number.
12472940207025 is the 1765853-rd centered octagonal number.
It is an amenable number.
12472940207025 is a deficient number, since it is larger than the sum of its proper divisors (9867576471546).
12472940207025 is an frugal number, since it uses more digits than its factorization.
12472940207025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 470910 (or 235455 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 45.
The spelling of 12472940207025 in words is "twelve trillion, four hundred seventy-two billion, nine hundred forty million, two hundred seven thousand, twenty-five".
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