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105386860 = 2255269343
BaseRepresentation
bin1100100100000…
…01001101101100
321100022012121001
412102001031230
5203434334420
614242450044
72416526215
oct622011554
9240265531
10105386860
1154540787
122b363924
1318aab6b7
14ddd440c
1593bab0a
hex648136c

105386860 has 12 divisors (see below), whose sum is σ = 221312448. Its totient is φ = 42154736.

The previous prime is 105386849. The next prime is 105386861. The reversal of 105386860 is 68683501.

It is a super-2 number, since 2×1053868602 = 22212780521319200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105386861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2634652 + ... + 2634691.

It is an arithmetic number, because the mean of its divisors is an integer number (18442704).

Almost surely, 2105386860 is an apocalyptic number.

105386860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105386860 is an abundant number, since it is smaller than the sum of its proper divisors (115925588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105386860 is a wasteful number, since it uses less digits than its factorization.

105386860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5269352 (or 5269350 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 105386860 is about 10265.8102456650. The cubic root of 105386860 is about 472.3480806447.

The spelling of 105386860 in words is "one hundred five million, three hundred eighty-six thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 5269343 10538686 21077372 26346715 52693430 105386860