Base | Representation |
---|---|
bin | 101101001011110001101… |
… | …100110101110010011101 |
3 | 101222211121021122210002002 |
4 | 231023301230311302131 |
5 | 401333040442421141 |
6 | 10334232133412045 |
7 | 440221216602461 |
oct | 55136154656235 |
9 | 11884537583062 |
10 | 3105021451421 |
11 | a9791773062a |
12 | 42193549a025 |
13 | 196a5776c176 |
14 | aa3d8c004a1 |
15 | 55b7e720e9b |
hex | 2d2f1b35c9d |
3105021451421 has 8 divisors (see below), whose sum is σ = 3110385130944. Its totient is φ = 3099660775200.
The previous prime is 3105021451391. The next prime is 3105021451507. The reversal of 3105021451421 is 1241541205013.
It is a happy number.
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 3105021451421 - 210 = 3105021450397 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 (3105021456421) 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, 1323641 + ... + 2821713.
It is an arithmetic number, because the mean of its divisors is an integer number (388798141368).
Almost surely, 23105021451421 is an apocalyptic number.
It is an amenable number.
3105021451421 is a deficient number, since it is larger than the sum of its proper divisors (5363679523).
3105021451421 is a wasteful number, since it uses less digits than its factorization.
3105021451421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1501651.
The product of its (nonzero) digits is 4800, while the sum is 29.
Adding to 3105021451421 its reverse (1241541205013), we get a palindrome (4346562656434).
The spelling of 3105021451421 in words is "three trillion, one hundred five billion, twenty-one million, four hundred fifty-one thousand, four hundred twenty-one".
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