Base | Representation |
---|---|
bin | 10110101011001100… |
… | …10111001100010110 |
3 | 1011102101122210211101 |
4 | 23111212113030112 |
5 | 144412411204240 |
6 | 5331545100314 |
7 | 610446236431 |
oct | 132546271426 |
9 | 34371583741 |
10 | 12173538070 |
11 | 5187710371 |
12 | 2438a8769a |
13 | 11c00b5385 |
14 | 836ab2818 |
15 | 4b3aee39a |
hex | 2d5997316 |
12173538070 has 32 divisors (see below), whose sum is σ = 23289626880. Its totient is φ = 4568335200.
The previous prime is 12173538053. The next prime is 12173538073. The reversal of 12173538070 is 7083537121.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12173538073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291456 + ... + 330595.
It is an arithmetic number, because the mean of its divisors is an integer number (727800840).
Almost surely, 212173538070 is an apocalyptic number.
12173538070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12173538070 is a deficient number, since it is larger than the sum of its proper divisors (11116088810).
12173538070 is a wasteful number, since it uses less digits than its factorization.
12173538070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 622180.
The product of its (nonzero) digits is 35280, while the sum is 37.
The spelling of 12173538070 in words is "twelve billion, one hundred seventy-three million, five hundred thirty-eight thousand, seventy".
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