Base | Representation |
---|---|
bin | 1101010100011010001… |
… | …11101000010111111101 |
3 | 1121202020022100002011210 |
4 | 12222031013220113331 |
5 | 24444213313334323 |
6 | 550122331235033 |
7 | 45030412563633 |
oct | 6521507502775 |
9 | 1552208302153 |
10 | 457634121213 |
11 | 167099592735 |
12 | 748388a8a79 |
13 | 34201b98649 |
14 | 18214759353 |
15 | bd865b5293 |
hex | 6a8d1e85fd |
457634121213 has 32 divisors (see below), whose sum is σ = 663065367552. Its totient is φ = 279687699200.
The previous prime is 457634121187. The next prime is 457634121221. The reversal of 457634121213 is 312121436754.
It is not a de Polignac number, because 457634121213 - 213 = 457634113021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (457634121313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 460803 + ... + 1061888.
It is an arithmetic number, because the mean of its divisors is an integer number (20720792736).
Almost surely, 2457634121213 is an apocalyptic number.
It is an amenable number.
457634121213 is a deficient number, since it is larger than the sum of its proper divisors (205431246339).
457634121213 is a wasteful number, since it uses less digits than its factorization.
457634121213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1522865.
The product of its digits is 120960, while the sum is 39.
Adding to 457634121213 its reverse (312121436754), we get a palindrome (769755557967).
The spelling of 457634121213 in words is "four hundred fifty-seven billion, six hundred thirty-four million, one hundred twenty-one thousand, two hundred thirteen".
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