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105090014 = 252545007
BaseRepresentation
bin1100100001110…
…00101111011110
321022202010101202
412100320233132
5203400340024
614232235502
72414151611
oct620705736
9238663352
10105090014
1154358757
122b23bb92
1318a06553
14dd58178
15935cbae
hex6438bde

105090014 has 4 divisors (see below), whose sum is σ = 157635024. Its totient is φ = 52545006.

The previous prime is 105089993. The next prime is 105090019. The reversal of 105090014 is 410090501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410090501 = 795191019.

It is a super-2 number, since 2×1050900142 = 22087822085040392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105090019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26272502 + ... + 26272505.

It is an arithmetic number, because the mean of its divisors is an integer number (39408756).

Almost surely, 2105090014 is an apocalyptic number.

105090014 is a deficient number, since it is larger than the sum of its proper divisors (52545010).

105090014 is an equidigital number, since it uses as much as digits as its factorization.

105090014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52545009.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 105090014 is about 10251.3420584819. The cubic root of 105090014 is about 471.9041717503.

It can be divided in two parts, 1050900 and 14, that multiplied together give a triangular number (14712600 = T5424).

The spelling of 105090014 in words is "one hundred five million, ninety thousand, fourteen".

Divisors: 1 2 52545007 105090014