Base | Representation |
---|---|
bin | 10110101110000011… |
… | …01000110101001111 |
3 | 1011111001200102222122 |
4 | 23113001220311033 |
5 | 144440022343143 |
6 | 5334202003155 |
7 | 611156513453 |
oct | 132701506517 |
9 | 34431612878 |
10 | 12197465423 |
11 | 519a173340 |
12 | 2444aa64bb |
13 | 11c5042280 |
14 | 839d40663 |
15 | 4b5c78c68 |
hex | 2d7068d4f |
12197465423 has 16 divisors (see below), whose sum is σ = 14397839232. Its totient is φ = 10187100000.
The previous prime is 12197465419. The next prime is 12197465429. The reversal of 12197465423 is 32456479121.
It is not a de Polignac number, because 12197465423 - 22 = 12197465419 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12197465429) 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, 171953 + ... + 232298.
It is an arithmetic number, because the mean of its divisors is an integer number (899864952).
Almost surely, 212197465423 is an apocalyptic number.
12197465423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12197465423 is a deficient number, since it is larger than the sum of its proper divisors (2200373809).
12197465423 is a wasteful number, since it uses less digits than its factorization.
12197465423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404486.
The product of its digits is 362880, while the sum is 44.
The spelling of 12197465423 in words is "twelve billion, one hundred ninety-seven million, four hundred sixty-five thousand, four hundred twenty-three".
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