Base | Representation |
---|---|
bin | 1100100100010… |
… | …01011100011111 |
3 | 21100100220211202 |
4 | 12102021130133 |
5 | 203441424300 |
6 | 14243310115 |
7 | 2420026421 |
oct | 622113437 |
9 | 240326752 |
10 | 105420575 |
11 | 54564047 |
12 | 2b37b33b |
13 | 18ac0b50 |
14 | 10002811 |
15 | 93c5ad5 |
hex | 648971f |
105420575 has 24 divisors (see below), whose sum is σ = 141272208. Its totient is φ = 77575680.
The previous prime is 105420559. The next prime is 105420583. The reversal of 105420575 is 575024501.
It is not a de Polignac number, because 105420575 - 24 = 105420559 is a prime.
It is a super-2 number, since 2×1054205752 = 22226995266661250, 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 23 ways as a sum of consecutive naturals, for example, 177479 + ... + 178071.
It is an arithmetic number, because the mean of its divisors is an integer number (5886342).
Almost surely, 2105420575 is an apocalyptic number.
105420575 is a deficient number, since it is larger than the sum of its proper divisors (35851633).
105420575 is a wasteful number, since it uses less digits than its factorization.
105420575 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1163 (or 1158 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 105420575 is about 10267.4522156180. The cubic root of 105420575 is about 472.3984459294.
The spelling of 105420575 in words is "one hundred five million, four hundred twenty thousand, five hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.134 sec. • engine limits •