Base | Representation |
---|---|
bin | 111010110101011110… |
… | …0001101111110101101 |
3 | 110002010102110201110220 |
4 | 1311222330031332231 |
5 | 4032230121104011 |
6 | 134013224521553 |
7 | 12062012112243 |
oct | 1655274157655 |
9 | 402112421426 |
10 | 126348222381 |
11 | 496473065a7 |
12 | 205a19202b9 |
13 | bbb7466184 |
14 | 61884bc793 |
15 | 3447475506 |
hex | 1d6af0dfad |
126348222381 has 8 divisors (see below), whose sum is σ = 168468409344. Its totient is φ = 84230091840.
The previous prime is 126348222349. The next prime is 126348222437. The reversal of 126348222381 is 183222843621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 126348222381 - 25 = 126348222349 is a prime.
It is a super-2 number, since 2×1263482223812 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126348222311) 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, 364525 + ... + 620946.
It is an arithmetic number, because the mean of its divisors is an integer number (21058551168).
Almost surely, 2126348222381 is an apocalyptic number.
It is an amenable number.
126348222381 is a deficient number, since it is larger than the sum of its proper divisors (42120186963).
126348222381 is an equidigital number, since it uses as much as digits as its factorization.
126348222381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1028211.
The product of its digits is 221184, while the sum is 42.
The spelling of 126348222381 in words is "one hundred twenty-six billion, three hundred forty-eight million, two hundred twenty-two thousand, three hundred eighty-one".
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