Base | Representation |
---|---|
bin | 1100100100000… |
… | …10100100010101 |
3 | 21100022111012102 |
4 | 12102002210111 |
5 | 203440024110 |
6 | 14242531445 |
7 | 2416551326 |
oct | 622024425 |
9 | 240274172 |
10 | 105392405 |
11 | 54544968 |
12 | 2b366b85 |
13 | 18ab1091 |
14 | ddd644d |
15 | 93bc5a5 |
hex | 6482915 |
105392405 has 8 divisors (see below), whose sum is σ = 130550784. Its totient is φ = 81594000.
The previous prime is 105392387. The next prime is 105392429. The reversal of 105392405 is 504293501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 105392405 - 26 = 105392341 is a prime.
It is a super-2 number, since 2×1053924052 = 22215118063368050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339821 + ... + 340130.
It is an arithmetic number, because the mean of its divisors is an integer number (16318848).
Almost surely, 2105392405 is an apocalyptic number.
It is an amenable number.
105392405 is a deficient number, since it is larger than the sum of its proper divisors (25158379).
105392405 is an equidigital number, since it uses as much as digits as its factorization.
105392405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 679987.
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 105392405 is about 10266.0803133426. The cubic root of 105392405 is about 472.3563648027.
The spelling of 105392405 in words is "one hundred five million, three hundred ninety-two thousand, four hundred five".
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