Base | Representation |
---|---|
bin | 1100100011010… |
… | …10000001111110 |
3 | 21100010101100002 |
4 | 12101222001332 |
5 | 203423320102 |
6 | 14240434302 |
7 | 2415652322 |
oct | 621520176 |
9 | 240111302 |
10 | 105291902 |
11 | 54486401 |
12 | 2b318992 |
13 | 18a77401 |
14 | ddab982 |
15 | 939c902 |
hex | 646a07e |
105291902 has 8 divisors (see below), whose sum is σ = 157983912. Its totient is φ = 52630600.
The previous prime is 105291889. The next prime is 105291913. The reversal of 105291902 is 209192501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1052919022 = 22172769253555208, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5252 + ... + 15432.
It is an arithmetic number, because the mean of its divisors is an integer number (19747989).
Almost surely, 2105291902 is an apocalyptic number.
105291902 is a deficient number, since it is larger than the sum of its proper divisors (52692010).
105291902 is a wasteful number, since it uses less digits than its factorization.
105291902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15354.
The product of its (nonzero) digits is 1620, while the sum is 29.
The square root of 105291902 is about 10261.1842396480. The cubic root of 105291902 is about 472.2061695079.
The spelling of 105291902 in words is "one hundred five million, two hundred ninety-one thousand, nine hundred two".
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