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105053870 = 2510505387
BaseRepresentation
bin1100100001011…
…11111010101110
321022200021211002
412100233322232
5203343210440
614231400302
72413641335
oct620577256
9238607732
10105053870
1154333589
122b223092
13189c2c6c
14dd48d1c
159352115
hex642feae

105053870 has 8 divisors (see below), whose sum is σ = 189096984. Its totient is φ = 42021544.

The previous prime is 105053867. The next prime is 105053887. The reversal of 105053870 is 78350501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1050538702 = 22072631203953800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5252684 + ... + 5252703.

It is an arithmetic number, because the mean of its divisors is an integer number (23637123).

Almost surely, 2105053870 is an apocalyptic number.

105053870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105053870 is a deficient number, since it is larger than the sum of its proper divisors (84043114).

105053870 is a wasteful number, since it uses less digits than its factorization.

105053870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10505394.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 105053870 is about 10249.5790157450. The cubic root of 105053870 is about 471.8500642935.

The spelling of 105053870 in words is "one hundred five million, fifty-three thousand, eight hundred seventy".

Divisors: 1 2 5 10 10505387 21010774 52526935 105053870