Base | Representation |
---|---|
bin | 1011110101111100001010… |
… | …1011101010101101100111 |
3 | 1201002211021121222110000211 |
4 | 2331133002223222231213 |
5 | 3201320121344214343 |
6 | 43405524100520251 |
7 | 2512521152436316 |
oct | 275370253525547 |
9 | 51084247873024 |
10 | 13021312101223 |
11 | 4170342241898 |
12 | 156374b0b0087 |
13 | 735b9b1470ba |
14 | 33034069c27d |
15 | 178aaa6d379d |
hex | bd7c2aeab67 |
13021312101223 has 8 divisors (see below), whose sum is σ = 13587506546400. Its totient is φ = 12455121859488.
The previous prime is 13021312101209. The next prime is 13021312101241. The reversal of 13021312101223 is 32210121312031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13021312101223 - 25 = 13021312101191 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13021312101194 and 13021312101203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13021312101253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6404973 + ... + 8189401.
It is an arithmetic number, because the mean of its divisors is an integer number (1698438318300).
Almost surely, 213021312101223 is an apocalyptic number.
13021312101223 is a deficient number, since it is larger than the sum of its proper divisors (566194445177).
13021312101223 is a wasteful number, since it uses less digits than its factorization.
13021312101223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2101721.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 13021312101223 its reverse (32210121312031), we get a palindrome (45231433413254).
The spelling of 13021312101223 in words is "thirteen trillion, twenty-one billion, three hundred twelve million, one hundred one thousand, two hundred twenty-three".
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