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106190709 = 3181269727
BaseRepresentation
bin1100101010001…
…01011101110101
321101211001021020
412111011131311
5204141100314
614312011353
72426414622
oct625053565
9241731236
10106190709
1154a3a719
122b690b59
1319000551
1410163349
1594c8da9
hex6545775

106190709 has 16 divisors (see below), whose sum is σ = 143095680. Its totient is φ = 70044480.

The previous prime is 106190681. The next prime is 106190713. The reversal of 106190709 is 907091601.

It is not a de Polignac number, because 106190709 - 28 = 106190453 is a prime.

It is a super-2 number, since 2×1061907092 = 22552933355845362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106190709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106190729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145704 + ... + 146430.

It is an arithmetic number, because the mean of its divisors is an integer number (8943480).

Almost surely, 2106190709 is an apocalyptic number.

It is an amenable number.

106190709 is a deficient number, since it is larger than the sum of its proper divisors (36904971).

106190709 is a wasteful number, since it uses less digits than its factorization.

106190709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 106190709 is about 10304.8876267527. The cubic root of 106190709 is about 473.5460010533.

The spelling of 106190709 in words is "one hundred six million, one hundred ninety thousand, seven hundred nine".

Divisors: 1 3 181 269 543 727 807 2181 48689 131587 146067 195563 394761 586689 35396903 106190709