Base | Representation |
---|---|
bin | 10111001010010110… |
… | …11110001001001101 |
3 | 1012002121111121001210 |
4 | 23211023132021031 |
5 | 200431320032414 |
6 | 5413523325033 |
7 | 620102053026 |
oct | 134513361115 |
9 | 35077447053 |
10 | 12434924109 |
11 | 5301210593 |
12 | 24b0520779 |
13 | 12322b347a |
14 | 85d6b3c4d |
15 | 4cba31e59 |
hex | 2e52de24d |
12434924109 has 16 divisors (see below), whose sum is σ = 16696772352. Its totient is φ = 8231708928.
The previous prime is 12434924107. The next prime is 12434924111. The reversal of 12434924109 is 90142943421.
It is an interprime number because it is at equal distance from previous prime (12434924107) and next prime (12434924111).
It is not a de Polignac number, because 12434924109 - 21 = 12434924107 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12434924107) 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, 232297 + ... + 280769.
It is an arithmetic number, because the mean of its divisors is an integer number (1043548272).
Almost surely, 212434924109 is an apocalyptic number.
It is an amenable number.
12434924109 is a deficient number, since it is larger than the sum of its proper divisors (4261848243).
12434924109 is a wasteful number, since it uses less digits than its factorization.
12434924109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49076.
The product of its (nonzero) digits is 62208, while the sum is 39.
The spelling of 12434924109 in words is "twelve billion, four hundred thirty-four million, nine hundred twenty-four thousand, one hundred nine".
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